How to change the name when crossing the line of fire?

you can change your name in your backpack after buying a name change card when crossing the firewire. 2. First of all, we need to open the game mall, and then click on the props to purchase the renaming card. 3. Then come to my backpack to find my props, and then click the rename card to modify the name. 4. If the name you want to modify is not used by other players, you will directly ask whether to modify the name, and then finish modifying the name in the game.