You cannot change linked accounts while cross-save is active. You will first need to deactivate cross-save, which will put your accounts into a 90 day cooldown period, before you can reactivate. [quote]Changing Linked Accounts Players who want to change their Cross Save setup and link to another platform account because they chose the wrong account will have to disable Cross Save and wait 90 days before they can enable Cross Save again. [/quote] You can read more on cross-save in this article: https://www.bungie.net/en/Help/Troubleshoot?oid=48099