Anki displays update screen but won't update and won't opem

[Danika_Dakika]

An important note about updating to 26.05 (and later)

The upgrade feature in launcher-based versions (25.07 to 25.09.4) cannot be used to upgrade to 26.05 due to packaging changes. If you try Tools>Upgrade/Downgrade or get an update notification (you’ll only get a notification currently if you’re not on 25.09.4 but the launcher will still try to download 26.05 instead), you might see this error: x No solution found when resolving dependencies for split (python_full_version == '3.9.*'): `-> Because the requested Python version (>=3.9) does not sa…