This has happened to me only on Wayland. STEPS TO REPRODUCE 1. Open Chrome and another window eg. dolphin 2. Meta key , alt-tab etc work as expected. 3. Install and open a webapp 4. Focus on the webapp 5. Try using shortcuts OBSERVED RESULT Shortcuts don't work anymore unless you focus a non webapp window. SOFTWARE/OS VERSIONS Linux/KDE Plasma: 5.26.5 (available in About System) KDE Plasma Version: 5.26.5 KDE Frameworks Version: .5.102.0 Qt Version: 5.15.8
*** This bug has been marked as a duplicate of bug 462816 ***