Accounts are suspended for violating PUBG MOBILE's terms of service. You can use the File Claim option if you wish to appeal for your account suspension.
If you have any objections to claim results, please contact the customer service through in-game or by sending an e-mail to service@pubgmobile.com.
If your issue is not resolved after receiving a response, you may create a post with a description, your numeric user identification and a screenshot of the customer service conversation on the official support subreddit.
nothing pubg can do for you you are responsible for the security of your account and if any violations happened in account it will be banned Regardless of who was in the account