Thanks for taking your time to contact PUBG support!
I see that you wish to delete your steam account but in order to delete your account you’ll have to contact Steam Customer Center.
However, before proceeding further in deleting your Steam account, please check the below details.
1) Once after deleting your steam account you’ll not be able to retrieve it again.
2) After you delete your account, you will not be receiving any refund for the game you’d purchased.
3) After deleting your account, you will not be able to utilize the remaining amount in your Steam Wallet.
4) You can not use any CD key that you’ve used in your deleted account.
5) Your profile will be deleted.
6) Posts from the Steam Community where your account was active will not be deleted.
7) Even after deleting account, login ID can not be created the same way.
If you have verified all of the above details, please proceed to the Steam Customer Center (scheduled to link) and follow the process to delete your account. "
We’re always available here to assist our Survivors, Please let us know if you’ve any other question or concerns so that I can assist you accordingly.
See you in Battle ground!