You may install the WeChat application and login WeChat account, login your PUBG MOBILE account with WeChat than link a new social media to your PUBG MOBILE account, @闇夜æ—.
Also Customer service is able to help when you login with that account which have the issue. You may refer to this response or stay connected with them. We are unable to help you with any account related issue through the community, @闇夜æ—.
Please report bugs through the report feature in the top-right corner during matches or from the bottom-right corner of the main menu, @Ahmed ch. You can also submit a report in No Access in compliance with the channel's pinned instructions.