This release contains numerous minor improvements. For the full list of changes, you can view the changelog.
To install Keyboard Switch on Windows, download KeyboardSwitch-4.2.0-x64-win.msi or KeyboardSwitch-4.2.0-arm64-win.msi (if you're not sure which one you need then it's most probably x64). To get a portable version, download KeyboardSwitch-4.2.0-x64-win.zip or KeyboardSwitch-4.2.0-arm64-win.zip.
To install Keyboard Switch on macOS, download KeyboardSwitch-4.2.0-arm64.pkg (if your computer runs on an Apple CPU, like M1) or KeyboardSwitch-4.2.0-x86_64.pkg (if your computer runs on an Intel CPU). To uninstall Keyboard Switch on macOS, download KeyboardSwitchUninstaller-4.2.0.pkg.
To install Keyboard Switch on Debian-based Linux distributions (like Ubuntu, Linux Mint etc.), download keyboard-switch_4.2.0-1_amd64.deb or keyboard-switch_4.2.0-1_arm64.deb (if you're not sure which one you need then it's most probably _amd64).
To install Keyboard Switch on RHEL-based Linux distributions (like Fedora, Rocky Linux, etc.), as well as SUSE, download keyboard-switch-4.2.0-1.x86_64.rpm or keyboard-switch-4.2.0-1.aarch64.rpm (if you're not sure which one you need then it's most probably x86_64).
To install Keyboard Switch on other Linux distributions (like Arch Linux), download keyboard-switch-4.2.0-x64.tar.gz or keyboard-switch-4.2.0-arm64.tar.gz (if you're not sure which one you need then it's most probably x64).
To learn how to setup Keyboard Switch, go to https://keyboardswitch.tolik.io/.
To learn how it works in more detail, go to https://docs.keyboardswitch.tolik.io/.