In CrossFire, what to do if the CF recipient’s mailbox is full? You can refer to the following:
You can delete some emails or clear your mailbox. In CrossFire, the inbox will also take up a certain amount of space. If it is full, please clear some emails or empty the mailbox first. There is a certain upper limit on the number of friends in the game. If the mailbox is full, the system will delete the newly added emails by default. If you still cannot add friends after cleaning, you can contact CF official customer service for help.
