diff --git a/share/templates/01-General/01-Treble_Clef/score_style.mss b/share/templates/01-General/01-Treble_Clef/score_style.mss
index 17a654a088e8e..eda5616db297a 100644
--- a/share/templates/01-General/01-Treble_Clef/score_style.mss
+++ b/share/templates/01-General/01-Treble_Clef/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/01-General/02-Bass_Clef/score_style.mss b/share/templates/01-General/02-Bass_Clef/score_style.mss
index 17a654a088e8e..eda5616db297a 100644
--- a/share/templates/01-General/02-Bass_Clef/score_style.mss
+++ b/share/templates/01-General/02-Bass_Clef/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/01-General/03-Grand_Staff/score_style.mss b/share/templates/01-General/03-Grand_Staff/score_style.mss
index 29794c2c6495b..cdcb0e2d16303 100644
--- a/share/templates/01-General/03-Grand_Staff/score_style.mss
+++ b/share/templates/01-General/03-Grand_Staff/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/02-Choral/01-SATB/score_style.mss b/share/templates/02-Choral/01-SATB/score_style.mss
index 17a654a088e8e..eda5616db297a 100644
--- a/share/templates/02-Choral/01-SATB/score_style.mss
+++ b/share/templates/02-Choral/01-SATB/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/02-Choral/02-SATB_+_Organ/score_style.mss b/share/templates/02-Choral/02-SATB_+_Organ/score_style.mss
index 17a654a088e8e..eda5616db297a 100644
--- a/share/templates/02-Choral/02-SATB_+_Organ/score_style.mss
+++ b/share/templates/02-Choral/02-SATB_+_Organ/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/02-Choral/03-SATB_+_Piano/score_style.mss b/share/templates/02-Choral/03-SATB_+_Piano/score_style.mss
index 17a654a088e8e..eda5616db297a 100644
--- a/share/templates/02-Choral/03-SATB_+_Piano/score_style.mss
+++ b/share/templates/02-Choral/03-SATB_+_Piano/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/02-Choral/04-SATB_Closed_Score/score_style.mss b/share/templates/02-Choral/04-SATB_Closed_Score/score_style.mss
index 9f5668e41b895..2d23eb11224cb 100644
--- a/share/templates/02-Choral/04-SATB_Closed_Score/score_style.mss
+++ b/share/templates/02-Choral/04-SATB_Closed_Score/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/02-Choral/05-SATB_Closed_Score_+_Organ/score_style.mss b/share/templates/02-Choral/05-SATB_Closed_Score_+_Organ/score_style.mss
index 9f5668e41b895..2d23eb11224cb 100644
--- a/share/templates/02-Choral/05-SATB_Closed_Score_+_Organ/score_style.mss
+++ b/share/templates/02-Choral/05-SATB_Closed_Score_+_Organ/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/02-Choral/06-SATB_Closed_Score_+_Piano/score_style.mss b/share/templates/02-Choral/06-SATB_Closed_Score_+_Piano/score_style.mss
index e571b904f73db..0f19463cc4e0c 100644
--- a/share/templates/02-Choral/06-SATB_Closed_Score_+_Piano/score_style.mss
+++ b/share/templates/02-Choral/06-SATB_Closed_Score_+_Piano/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/02-Choral/07-Voice_+_Piano/score_style.mss b/share/templates/02-Choral/07-Voice_+_Piano/score_style.mss
index 51c6a70160534..d7fb0fae52fb5 100644
--- a/share/templates/02-Choral/07-Voice_+_Piano/score_style.mss
+++ b/share/templates/02-Choral/07-Voice_+_Piano/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/02-Choral/08-Barbershop_Quartet_(Men)/score_style.mss b/share/templates/02-Choral/08-Barbershop_Quartet_(Men)/score_style.mss
index 9f5668e41b895..2d23eb11224cb 100644
--- a/share/templates/02-Choral/08-Barbershop_Quartet_(Men)/score_style.mss
+++ b/share/templates/02-Choral/08-Barbershop_Quartet_(Men)/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/02-Choral/09-Barbershop_Quartet_(Women)/score_style.mss b/share/templates/02-Choral/09-Barbershop_Quartet_(Women)/score_style.mss
index 9f5668e41b895..2d23eb11224cb 100644
--- a/share/templates/02-Choral/09-Barbershop_Quartet_(Women)/score_style.mss
+++ b/share/templates/02-Choral/09-Barbershop_Quartet_(Women)/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/02-Choral/10-Liturgical_Unmetrical/score_style.mss b/share/templates/02-Choral/10-Liturgical_Unmetrical/score_style.mss
index 675fff63e973e..9dfbe78f82d64 100644
--- a/share/templates/02-Choral/10-Liturgical_Unmetrical/score_style.mss
+++ b/share/templates/02-Choral/10-Liturgical_Unmetrical/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
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     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/02-Choral/11-Liturgical_Unmetrical_+_Organ/score_style.mss b/share/templates/02-Choral/11-Liturgical_Unmetrical_+_Organ/score_style.mss
index a79b55757bf8f..af4a9286d539e 100644
--- a/share/templates/02-Choral/11-Liturgical_Unmetrical_+_Organ/score_style.mss
+++ b/share/templates/02-Choral/11-Liturgical_Unmetrical_+_Organ/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/03-Chamber_Music/01-String_Quartet/score_style.mss b/share/templates/03-Chamber_Music/01-String_Quartet/score_style.mss
index 9f5668e41b895..2d23eb11224cb 100644
--- a/share/templates/03-Chamber_Music/01-String_Quartet/score_style.mss
+++ b/share/templates/03-Chamber_Music/01-String_Quartet/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/03-Chamber_Music/02-Wind_Quartet/score_style.mss b/share/templates/03-Chamber_Music/02-Wind_Quartet/score_style.mss
index 9f5668e41b895..2d23eb11224cb 100644
--- a/share/templates/03-Chamber_Music/02-Wind_Quartet/score_style.mss
+++ b/share/templates/03-Chamber_Music/02-Wind_Quartet/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/03-Chamber_Music/03-Wind_Quintet/score_style.mss b/share/templates/03-Chamber_Music/03-Wind_Quintet/score_style.mss
index 9f5668e41b895..2d23eb11224cb 100644
--- a/share/templates/03-Chamber_Music/03-Wind_Quintet/score_style.mss
+++ b/share/templates/03-Chamber_Music/03-Wind_Quintet/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/03-Chamber_Music/04-Saxophone_Quartet/score_style.mss b/share/templates/03-Chamber_Music/04-Saxophone_Quartet/score_style.mss
index 9f5668e41b895..2d23eb11224cb 100644
--- a/share/templates/03-Chamber_Music/04-Saxophone_Quartet/score_style.mss
+++ b/share/templates/03-Chamber_Music/04-Saxophone_Quartet/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/03-Chamber_Music/05-Brass_Quartet/score_style.mss b/share/templates/03-Chamber_Music/05-Brass_Quartet/score_style.mss
index 9f5668e41b895..2d23eb11224cb 100644
--- a/share/templates/03-Chamber_Music/05-Brass_Quartet/score_style.mss
+++ b/share/templates/03-Chamber_Music/05-Brass_Quartet/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/03-Chamber_Music/06-Brass_Quintet/score_style.mss b/share/templates/03-Chamber_Music/06-Brass_Quintet/score_style.mss
index daaa8b4248004..526b985a6e686 100644
--- a/share/templates/03-Chamber_Music/06-Brass_Quintet/score_style.mss
+++ b/share/templates/03-Chamber_Music/06-Brass_Quintet/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/04-Solo/01-Guitar/score_style.mss b/share/templates/04-Solo/01-Guitar/score_style.mss
index 17a654a088e8e..eda5616db297a 100644
--- a/share/templates/04-Solo/01-Guitar/score_style.mss
+++ b/share/templates/04-Solo/01-Guitar/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/04-Solo/02-Guitar_+_Tablature/score_style.mss b/share/templates/04-Solo/02-Guitar_+_Tablature/score_style.mss
index 17a654a088e8e..eda5616db297a 100644
--- a/share/templates/04-Solo/02-Guitar_+_Tablature/score_style.mss
+++ b/share/templates/04-Solo/02-Guitar_+_Tablature/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/04-Solo/03-Guitar_Tablature/score_style.mss b/share/templates/04-Solo/03-Guitar_Tablature/score_style.mss
index 17a654a088e8e..eda5616db297a 100644
--- a/share/templates/04-Solo/03-Guitar_Tablature/score_style.mss
+++ b/share/templates/04-Solo/03-Guitar_Tablature/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/04-Solo/04-Piano/score_style.mss b/share/templates/04-Solo/04-Piano/score_style.mss
index 17a654a088e8e..eda5616db297a 100644
--- a/share/templates/04-Solo/04-Piano/score_style.mss
+++ b/share/templates/04-Solo/04-Piano/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/05-Jazz/01-Jazz_Lead_Sheet/score_style.mss b/share/templates/05-Jazz/01-Jazz_Lead_Sheet/score_style.mss
index 00b8aa9f69fbc..a8d48d082b774 100644
--- a/share/templates/05-Jazz/01-Jazz_Lead_Sheet/score_style.mss
+++ b/share/templates/05-Jazz/01-Jazz_Lead_Sheet/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/05-Jazz/02-Big_Band/score_style.mss b/share/templates/05-Jazz/02-Big_Band/score_style.mss
index e1e98bf7aa9c0..9f99f91e53c4c 100644
--- a/share/templates/05-Jazz/02-Big_Band/score_style.mss
+++ b/share/templates/05-Jazz/02-Big_Band/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/05-Jazz/03-Jazz_Combo/score_style.mss b/share/templates/05-Jazz/03-Jazz_Combo/score_style.mss
index 303c3ed98e428..9f9328f092c21 100644
--- a/share/templates/05-Jazz/03-Jazz_Combo/score_style.mss
+++ b/share/templates/05-Jazz/03-Jazz_Combo/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/06-Popular/01-Rock_Band/score_style.mss b/share/templates/06-Popular/01-Rock_Band/score_style.mss
index 138cfffd75e39..d92cf3e1d36b7 100644
--- a/share/templates/06-Popular/01-Rock_Band/score_style.mss
+++ b/share/templates/06-Popular/01-Rock_Band/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/06-Popular/02-Bluegrass_Band/score_style.mss b/share/templates/06-Popular/02-Bluegrass_Band/score_style.mss
index bac2f2884eddf..ebee7e0c0624c 100644
--- a/share/templates/06-Popular/02-Bluegrass_Band/score_style.mss
+++ b/share/templates/06-Popular/02-Bluegrass_Band/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/07-Band_and_Percussion/01-Concert_Band/score_style.mss b/share/templates/07-Band_and_Percussion/01-Concert_Band/score_style.mss
index 77a8d270a894e..86dda50f0b5fa 100644
--- a/share/templates/07-Band_and_Percussion/01-Concert_Band/score_style.mss
+++ b/share/templates/07-Band_and_Percussion/01-Concert_Band/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/07-Band_and_Percussion/02-Small_Concert_Band/score_style.mss b/share/templates/07-Band_and_Percussion/02-Small_Concert_Band/score_style.mss
index 5e49cf8057b95..60097bb3aa60c 100644
--- a/share/templates/07-Band_and_Percussion/02-Small_Concert_Band/score_style.mss
+++ b/share/templates/07-Band_and_Percussion/02-Small_Concert_Band/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/07-Band_and_Percussion/03-Brass_Band/score_style.mss b/share/templates/07-Band_and_Percussion/03-Brass_Band/score_style.mss
index a5417a00434a0..28d1dc44ae4b9 100644
--- a/share/templates/07-Band_and_Percussion/03-Brass_Band/score_style.mss
+++ b/share/templates/07-Band_and_Percussion/03-Brass_Band/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/07-Band_and_Percussion/04-Marching_Band/score_style.mss b/share/templates/07-Band_and_Percussion/04-Marching_Band/score_style.mss
index 1ee684dd509a9..338f2f50c84b4 100644
--- a/share/templates/07-Band_and_Percussion/04-Marching_Band/score_style.mss
+++ b/share/templates/07-Band_and_Percussion/04-Marching_Band/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/07-Band_and_Percussion/05-Small_Marching_Band/score_style.mss b/share/templates/07-Band_and_Percussion/05-Small_Marching_Band/score_style.mss
index 666127151ee97..c7b7412206ea1 100644
--- a/share/templates/07-Band_and_Percussion/05-Small_Marching_Band/score_style.mss
+++ b/share/templates/07-Band_and_Percussion/05-Small_Marching_Band/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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diff --git a/share/templates/07-Band_and_Percussion/06-Battery_Percussion/score_style.mss b/share/templates/07-Band_and_Percussion/06-Battery_Percussion/score_style.mss
index 17a654a088e8e..eda5616db297a 100644
--- a/share/templates/07-Band_and_Percussion/06-Battery_Percussion/score_style.mss
+++ b/share/templates/07-Band_and_Percussion/06-Battery_Percussion/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
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     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/07-Band_and_Percussion/07-Large_Pit_Percussion/score_style.mss b/share/templates/07-Band_and_Percussion/07-Large_Pit_Percussion/score_style.mss
index 440ba79d0fc77..199f5328fbadf 100644
--- a/share/templates/07-Band_and_Percussion/07-Large_Pit_Percussion/score_style.mss
+++ b/share/templates/07-Band_and_Percussion/07-Large_Pit_Percussion/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/07-Band_and_Percussion/08-Small_Pit_Percussion/score_style.mss b/share/templates/07-Band_and_Percussion/08-Small_Pit_Percussion/score_style.mss
index 822784cd1aa0d..19006d8b40f25 100644
--- a/share/templates/07-Band_and_Percussion/08-Small_Pit_Percussion/score_style.mss
+++ b/share/templates/07-Band_and_Percussion/08-Small_Pit_Percussion/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/07-Band_and_Percussion/09-European_Concert_Band/score_style.mss b/share/templates/07-Band_and_Percussion/09-European_Concert_Band/score_style.mss
index 4a1b2aa5a5ac5..d853a4446a787 100644
--- a/share/templates/07-Band_and_Percussion/09-European_Concert_Band/score_style.mss
+++ b/share/templates/07-Band_and_Percussion/09-European_Concert_Band/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/08-Orchestral/01-Classical_Orchestra/score_style.mss b/share/templates/08-Orchestral/01-Classical_Orchestra/score_style.mss
index d94ab185fa052..872f30f0de50c 100644
--- a/share/templates/08-Orchestral/01-Classical_Orchestra/score_style.mss
+++ b/share/templates/08-Orchestral/01-Classical_Orchestra/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/08-Orchestral/02-Symphony_Orchestra/score_style.mss b/share/templates/08-Orchestral/02-Symphony_Orchestra/score_style.mss
index ac73f4ed28324..68c6d991af3d7 100644
--- a/share/templates/08-Orchestral/02-Symphony_Orchestra/score_style.mss
+++ b/share/templates/08-Orchestral/02-Symphony_Orchestra/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/08-Orchestral/03-String_Orchestra/score_style.mss b/share/templates/08-Orchestral/03-String_Orchestra/score_style.mss
index 19302f03bca4d..a735548629315 100644
--- a/share/templates/08-Orchestral/03-String_Orchestra/score_style.mss
+++ b/share/templates/08-Orchestral/03-String_Orchestra/score_style.mss
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Style>
     <pageWidth>8.26772</pageWidth>
     <pageHeight>11.6929</pageHeight>
diff --git a/share/templates/Marching_Bass_Drums.drm b/share/templates/Marching_Bass_Drums.drm
index e7baf05ea200c..ea4303091607b 100644
--- a/share/templates/Marching_Bass_Drums.drm
+++ b/share/templates/Marching_Bass_Drums.drm
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Drum pitch="37">
     <head>normal</head>
     <line>9</line>
diff --git a/share/templates/Marching_Snare_Drums.drm b/share/templates/Marching_Snare_Drums.drm
index 67f5cb57f7367..6d0ec0630eb2e 100644
--- a/share/templates/Marching_Snare_Drums.drm
+++ b/share/templates/Marching_Snare_Drums.drm
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<museScore version="4.40">
+<museScore version="4.50">
   <Drum pitch="55">
     <head>plus</head>
     <line>-1</line>
diff --git a/src/engraving/rendering/score/horizontalspacing.cpp b/src/engraving/rendering/score/horizontalspacing.cpp
index e12d642ba6809..69855c593004a 100644
--- a/src/engraving/rendering/score/horizontalspacing.cpp
+++ b/src/engraving/rendering/score/horizontalspacing.cpp
@@ -342,13 +342,17 @@ void HorizontalSpacing::spaceAgainstPreviousSegments(Segment* segment, std::vect
         }
 
         bool timeSigAboveBarlineCase = segmentHasTimeSigAboveStaff && prevSeg->isEndBarLineType() && prevSeg->tick() == segment->tick();
-        bool timeSigAboveKeySigCase = segmentHasTimeSigAboveStaff && prevSeg->isType(SegmentType::KeySigType)
+        bool timeSigAboveKeySigCase = segmentHasTimeSigAboveStaff && prevSeg->isType(SegmentType::KeySig)
                                       && prevSeg->tick() == segment->tick();
+        bool timeSigAboveRepeatKeySigCase = segmentHasTimeSigAboveStaff && prevSeg->isType(SegmentType::KeySigRepeatAnnounce)
+                                            && prevSeg->tick() == segment->tick();
 
         if (timeSigAboveBarlineCase) {
             x = xPrevSeg + prevSeg->minRight() - 0.5 * prevSeg->style().styleMM(Sid::barWidth); // align to the preceding barline
         } else if (timeSigAboveKeySigCase) {
             x = xPrevSeg + segment->minLeft(); // align to the preceding keySig
+        } else if (timeSigAboveRepeatKeySigCase) {
+            x = xPrevSeg + prevSeg->minRight();
         } else {
             double minHorDist = minHorizontalDistance(prevSeg, segment, ctx.squeezeFactor);
             minHorDist = std::max(minHorDist, spaceLyricsAgainstBarlines(prevSeg, segment, ctx));
@@ -390,7 +394,7 @@ bool HorizontalSpacing::stopCheckingPreviousSegments(const SegmentPosition& prev
     Fraction prevSegEndTick = prevSeg->tick() + prevSeg->ticks();
     Fraction curSegTick = curSeg->tick();
 
-    if (prevSegEndTick >= curSegTick) {
+    if (prevSegEndTick >= curSegTick || curSeg->hasTimeSigAboveStaves()) {
         return false;
     }
 
@@ -1544,6 +1548,8 @@ KerningType HorizontalSpacing::doComputeKerningType(const EngravingItem* item1,
         return computeNoteKerningType(toNote(item1), item2);
     case ElementType::STEM_SLASH:
         return computeStemSlashKerningType(toStemSlash(item1), item2);
+    case ElementType::PARENTHESIS:
+        return item2->isBarLine() ? KerningType::NON_KERNING : KerningType::KERNING;
     default:
         return KerningType::KERNING;
     }
diff --git a/src/engraving/rendering/score/masklayout.cpp b/src/engraving/rendering/score/masklayout.cpp
index da2a8c28d934e..f5615a4a3c134 100644
--- a/src/engraving/rendering/score/masklayout.cpp
+++ b/src/engraving/rendering/score/masklayout.cpp
@@ -141,6 +141,7 @@ void MaskLayout::maskBarlineForText(BarLine* barline, const std::vector<TextBase
     }
 
     if (mask.empty()) {
+        barline->mutldata()->setMask(mask);
         return;
     }
 
diff --git a/src/engraving/rendering/score/systemlayout.cpp b/src/engraving/rendering/score/systemlayout.cpp
index add34ad72f24c..990e2febdcea7 100644
--- a/src/engraving/rendering/score/systemlayout.cpp
+++ b/src/engraving/rendering/score/systemlayout.cpp
@@ -651,11 +651,13 @@ void SystemLayout::updateBigTimeSigIfNeeded(System* system, LayoutContext& ctx)
             }
 
             Segment* prevBarlineSeg = nullptr;
+            Segment* prevRepeatAnnounceTimeSigSeg = nullptr;
             if (centerOnBarline) {
                 for (Segment* prevSeg = seg.prev1(); prevSeg && prevSeg->tick() == seg.tick(); prevSeg = prevSeg->prev1()) {
                     if (prevSeg->isEndBarLineType()) {
                         prevBarlineSeg = prevSeg;
-                        break;
+                    } else if (prevSeg->isTimeSigRepeatAnnounceType()) {
+                        prevRepeatAnnounceTimeSigSeg = prevSeg;
                     }
                 }
             }
@@ -673,7 +675,9 @@ void SystemLayout::updateBigTimeSigIfNeeded(System* system, LayoutContext& ctx)
                     }
                     continue;
                 }
-                if (prevBarlineSeg && prevBarlineSeg->system() == system) {
+
+                if (prevBarlineSeg && prevBarlineSeg->system() == system && !prevRepeatAnnounceTimeSigSeg) {
+                    // Center timeSig on its segment
                     RectF bbox = timeSig->ldata()->bbox();
                     double newXPos = -0.5 * (bbox.right() + bbox.left());
                     double xPosDiff = timeSig->pos().x() - newXPos;
@@ -682,6 +686,33 @@ void SystemLayout::updateBigTimeSigIfNeeded(System* system, LayoutContext& ctx)
                     for (EngravingItem* el : parens) {
                         el->mutldata()->moveX(-xPosDiff);
                     }
+                } else if (!seg.isTimeSigRepeatAnnounceType()) {
+                    // Left-align to parenthesis if present
+                    double xLeftParens = DBL_MAX;
+                    for (EngravingItem* paren : parens) {
+                        if (toParenthesis(paren)->direction() == DirectionH::LEFT) {
+                            xLeftParens = paren->x() + paren->ldata()->bbox().left();
+                        }
+                    }
+                    if (xLeftParens != DBL_MAX) {
+                        timeSig->mutldata()->moveX(-xLeftParens);
+                        for (EngravingItem* paren : parens) {
+                            paren->mutldata()->moveX(-xLeftParens);
+                        }
+                    }
+                } else {
+                    // TimeSigRepeatAnnounce: right-align to segment
+                    double xRight = -DBL_MAX;
+                    xRight = std::max(xRight, timeSig->shape().right() + timeSig->x());
+                    for (EngravingItem* paren : parens) {
+                        xRight = std::max(xRight, paren->ldata()->bbox().right() + paren->x());
+                    }
+                    if (xRight != -DBL_MAX) {
+                        timeSig->mutldata()->moveX(-xRight);
+                        for (EngravingItem* paren : parens) {
+                            paren->mutldata()->moveX(-xRight);
+                        }
+                    }
                 }
             }
 
diff --git a/src/inspector/models/measures/measuressettingsmodel.cpp b/src/inspector/models/measures/measuressettingsmodel.cpp
index 072dfa64a423f..feb855aa2db55 100644
--- a/src/inspector/models/measures/measuressettingsmodel.cpp
+++ b/src/inspector/models/measures/measuressettingsmodel.cpp
@@ -183,7 +183,7 @@ size_t MeasuresSettingsModel::systemCount() const
 void MeasuresSettingsModel::updateScoreIsInPageView()
 {
     const Score* score = currentNotation()->elements()->msScore();
-    bool isInPageView = score->layoutMode() == LayoutMode::PAGE;
+    bool isInPageView = score->layoutMode() != LayoutMode::LINE;
 
     if (m_scoreIsInPageView != isInPageView) {
         m_scoreIsInPageView = isInPageView;
diff --git a/src/inspector/view/qml/MuseScore/Inspector/measures/MeasuresInspectorView.qml b/src/inspector/view/qml/MuseScore/Inspector/measures/MeasuresInspectorView.qml
index c217b6beed85c..4de6f86af3689 100644
--- a/src/inspector/view/qml/MuseScore/Inspector/measures/MeasuresInspectorView.qml
+++ b/src/inspector/view/qml/MuseScore/Inspector/measures/MeasuresInspectorView.qml
@@ -172,7 +172,8 @@ InspectorSectionView {
 
         FlatButton {
             id: makeIntoOneSystem
-            enabled: model.isMakeIntoSystemAvailable
+            visible: model.scoreIsInPageView
+            enabled: root.model ? model.isMakeIntoSystemAvailable : false
 
             Layout.topMargin: 4
             Layout.fillWidth: true
diff --git a/src/instrumentsscene/qml/MuseScore/InstrumentsScene/internal/LayoutPanelItemDelegate.qml b/src/instrumentsscene/qml/MuseScore/InstrumentsScene/internal/LayoutPanelItemDelegate.qml
index e2bc9eb6814d6..50e258e44d45d 100644
--- a/src/instrumentsscene/qml/MuseScore/InstrumentsScene/internal/LayoutPanelItemDelegate.qml
+++ b/src/instrumentsscene/qml/MuseScore/InstrumentsScene/internal/LayoutPanelItemDelegate.qml
@@ -216,6 +216,8 @@ FocusableControl {
         spacing: 2
 
         VisibilityBox {
+            id: visibilityBox
+            visible: root.type !== LayoutPanelItemType.SYSTEM_OBJECTS_LAYER
             Layout.alignment: Qt.AlignLeft
             Layout.preferredWidth: width
 
@@ -239,6 +241,14 @@ FocusableControl {
             }
         }
 
+        StyledIconLabel {
+            Layout.preferredWidth: visibilityBox.width
+            visible: root.type === LayoutPanelItemType.SYSTEM_OBJECTS_LAYER
+            Layout.alignment: Qt.AlignCenter
+            iconCode: IconCode.MINUS
+            enabled: model && model.itemRole.isVisible
+        }
+
         Item {
             Layout.fillWidth: true
             Layout.leftMargin: 12 * styleData.depth
@@ -436,17 +446,6 @@ FocusableControl {
                   (root.type === LayoutPanelItemType.INSTRUMENT ||
                    root.type === LayoutPanelItemType.STAFF)
 
-            PropertyChanges {
-                target: root.background
-                color: ui.theme.textFieldColor
-                opacity: 1
-            }
-        },
-
-        State {
-            name: "SYSTEM_OBJECTS_LAYER_NORMAL"
-            when: root.type === LayoutPanelItemType.SYSTEM_OBJECTS_LAYER
-
             PropertyChanges {
                 target: root.background
                 color: ui.theme.textFieldColor
diff --git a/src/instrumentsscene/view/systemobjectslayertreeitem.cpp b/src/instrumentsscene/view/systemobjectslayertreeitem.cpp
index 174a94be3706c..ed1a30bc99d94 100644
--- a/src/instrumentsscene/view/systemobjectslayertreeitem.cpp
+++ b/src/instrumentsscene/view/systemobjectslayertreeitem.cpp
@@ -94,10 +94,6 @@ void SystemObjectsLayerTreeItem::init(const Staff* staff, const SystemObjectGrou
     bool isTopLayer = staff->score()->staff(0) == staff;
     setIsRemovable(!isTopLayer);
     setIsSelectable(!isTopLayer);
-
-    connect(this, &AbstractLayoutPanelTreeItem::isVisibleChanged, this, [this](bool isVisible) {
-        onVisibleChanged(isVisible);
-    });
 }
 
 const Staff* SystemObjectsLayerTreeItem::staff() const
@@ -181,28 +177,6 @@ void SystemObjectsLayerTreeItem::onScoreChanged(const mu::engraving::ScoreChange
     }
 }
 
-void SystemObjectsLayerTreeItem::onVisibleChanged(bool isVisible)
-{
-    if (m_ignoreVisibilityChanges || m_systemObjectGroups.empty()) {
-        return;
-    }
-
-    const muse::TranslatableString actionName = isVisible
-                                                ? TranslatableString("undoableAction", "Make system marking(s) visible")
-                                                : TranslatableString("undoableAction", "Make system marking(s) invisible");
-
-    notation()->undoStack()->prepareChanges(actionName);
-
-    for (const SystemObjectsGroup& group : m_systemObjectGroups) {
-        for (engraving::EngravingItem* item : group.items) {
-            item->undoSetVisible(isVisible);
-        }
-    }
-
-    notation()->undoStack()->commitChanges();
-    notation()->notationChanged().notify();
-}
-
 bool SystemObjectsLayerTreeItem::addSystemObject(engraving::EngravingItem* obj)
 {
     for (auto& pair : m_systemObjectGroups) {
@@ -254,8 +228,4 @@ void SystemObjectsLayerTreeItem::updateState()
 {
     setTitle(formatLayerTitle(m_systemObjectGroups));
     setSettingsEnabled(!m_systemObjectGroups.empty());
-
-    m_ignoreVisibilityChanges = true;
-    setIsVisible(isLayerVisible(m_systemObjectGroups));
-    m_ignoreVisibilityChanges = false;
 }
diff --git a/src/instrumentsscene/view/systemobjectslayertreeitem.h b/src/instrumentsscene/view/systemobjectslayertreeitem.h
index ad6beefc1d51a..2075d96968b3f 100644
--- a/src/instrumentsscene/view/systemobjectslayertreeitem.h
+++ b/src/instrumentsscene/view/systemobjectslayertreeitem.h
@@ -47,7 +47,6 @@ class SystemObjectsLayerTreeItem : public AbstractLayoutPanelTreeItem
 
 private:
     void onScoreChanged(const mu::engraving::ScoreChangesRange& changes) override;
-    void onVisibleChanged(bool isVisible);
 
     bool addSystemObject(mu::engraving::EngravingItem* obj);
     bool removeSystemObject(mu::engraving::EngravingItem* obj);
@@ -58,6 +57,5 @@ class SystemObjectsLayerTreeItem : public AbstractLayoutPanelTreeItem
     const mu::engraving::Staff* m_staff = nullptr;
     mu::engraving::staff_idx_t m_staffIdx = muse::nidx;
     SystemObjectGroups m_systemObjectGroups;
-    bool m_ignoreVisibilityChanges = false;
 };
 }
diff --git a/vtest/scores/bigTimeSig-9.mscz b/vtest/scores/bigTimeSig-9.mscz
new file mode 100644
index 0000000000000..b8734f659f3e7
Binary files /dev/null and b/vtest/scores/bigTimeSig-9.mscz differ