Follow these steps to enable Console Sharing and Offline Play on your PlayStation 5:
Sign in to your PS5 with your account.
From the Home screen, go to Settings (the gear icon in the top-right corner).
Navigate to Users and Accounts.
Select Other and then choose Console Sharing and Offline Play.
If it’s not already activated, select Enable.
Once enabled, your PS5 will be set as your primary console, allowing other users on that console to access your games and content, even when they’re offline.