Add menu of tours to view when desired
OS: Windows 10 (10.0), Arch.: x86_64, MuseScore version (64-bit): 220.127.116.1157, revision: 3ba972d
Once the Tours feature is turned off, it will not resume even if "Show tours" is ticked in "Help" and "Preferences." It seems that Tours will only resume if, in addition, you click on "Reset Tours" (Help menu), then close and restart the program.