Edit mode: TAB skips the left adjustment handle and moves to the Inspector instead.
OS: Windows 10 (10.0), Arch.: x86_64, MuseScore version (64-bit): 220.127.116.1181, revision: dd3e685
Open the attached score. Select a note beam and enter Edit mode: the right handle is highlighted. Now press Tab …
Expected result: The focus switches to the left handle. Pressing Tab again should move back to the right handle and so on. Actual result: The focus has switched to the Inspector instead.
Same thing happens with slurs, barlines etc.