The cross-fire CF is represented by Tencent, so you only need a QQ number to log in, and you can log in directly with a QQ account.

The first step of registering QQ: open QQ, click the registration account and enter the registration interface;

QQ registration step 2:

Fill in the registration content, including a series of personal information such as QQ nickname, account password, gender, birthday and location, and click "Register Now" after completing the registration;

Step 3 of registering QQ:

After filling in, you can get your own QQ account. Please remember this number. This is the account where the player logs in to cross the firewire CF;

After registering a QQ account, you can start the game, open the game login interface, and then enter your QQ account and password to enter the game.