1. After installation, open the 5E battle platform client and click the "Register Now" button at the bottom right of the login interface.

2. Enter the first step of the registration interface > Select the mobile phone area code in your area > Fill in the mobile phone number you need to register and bind > Click to get the verification code > Enter the verification code > Click "Next"

3. Step 2 of the registration interface > fill in the user name of the 5E platform (i.e. game name) > set the password for the account > fill in the second step to confirm the password > read and check the file description below > click "Next"

4. Step 3 of the registration interface > First log in to the steam account that needs to be bound > After logging in, click "Read local steam information"

5. After reading the local steam information>check and confirm that the steam account to be bound is correct>click "Confirm". Note: After the steam and 5e account are successfully bound, they cannot be unbound and can only be logged out. Only then

The above is the relevant content about how to register for the 5e battle platform. I hope it will be helpful to you!