The PlayStation 3 allows users to have multiple accounts on one console. To switch from one account to another, go to the PlayStation Network icon on the XMB and select “Sign In” then choose the desired account.
If you want to unlink your PSN account from your PS3, you will need to log in to the PlayStation Network and go to “Account Management” then select “PlayStation Network Account Linking”. From there you can unlink your account.
To switch Playstation Network accounts, you need to go to the Settings section of your PS4. Once there, go to Account Management and then select “Sign-in ID.” You can then choose a new account to use.
Yes, you can have more than one PSN account on PS3. However, you can only have one PSN account logged in at a time.
Unlinking a PlayStation Network account is a relatively simple process. To unlink your account, go to the “Account Management” menu on the PlayStation website and select “PlayStation Network/Account Linking.” Select “Unlink Account” from the menu that appears, then enter your password and username. You will be prompted to confirm that you want to unlink your account.