I change my imac under high sierra for a mac mini M1 under Big sur and photoshop can't be open

[JACQUET5C11]

Hello,

When i try to open photoshop element the OS say the APP must be update because 32b and Big sur want 64b app and I cannot obtain the serial number of rhis old app. Must i have to pay a new complete licence?

Best regards.

Daniel

[Test Screen Name]

Old app? You can't use old apps in Big Sur. Buying all new apps, it's all part of the Joy Of Mac.