Hello there, Thank you for reaching out. We understand you are unable to accept a friend request. Having reviewed the steps you've taken, as well as your description of the issue, this does sound strange. If you haven't already done so, you may wish to verify whether your account's privacy settings allow for you to accept friend requests from others. If there's nothing amiss with your privacy settings when it comes to friend requests, but your friend plays the game on a different platform than yourself, then please ensure Cross Play is activated on your account. The following [url=https://help.bungie.net/hc/en-us/articles/4403006598164-Destiny-2-Cross-Play-Guide]guide [/url]goes over Cross Play and should help you with this.