SUMMARY Krita bottom(zoomer) is hiding under panel STEPS TO REPRODUCE 1. 2. 3. OBSERVED RESULT EXPECTED RESULT SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: (available in About System) KDE Plasma Version: KDE Frameworks Version: Qt Version: ADDITIONAL INFORMATION
You'll need to add screenshots or additional information. See https://community.kde.org/Get_Involved/Issue_Reporting#Step_6:_File_a_high-quality_Bugzilla_ticket
This isn't a bug, it's a matter of configuring Krita so it will fit in your desktop. Make sure you don't have too many dockers open so the window's height is higher than your screen can handle.