How to Change Mobile Phone Number

The process for changing mobile phone number is the following:

For Korean Mobile Phone Numbers

Click "My Settings" on the top right corner of GDAC website.

Click "Account Management" > "Icon Button"

The authentication process will proceed when the authentication screen appears.

 

For Overseas Mobile Phone Numbers

1. Contact SHD and lower verification level, and then re-verify

How do I lower my verification level?