What is Prime account status in CS GO

Prime account in CS GO was created to make life difficult for people who create many accounts with a low rank (while having a high one), the so-called smurfs and cheaters. After linking accounts, you can only play with people who already have an account linked to their phone number. No one can guarantee you that there will be no smurfs or cheaters among the people who linked the phone number.

And also as a small bonus, after linking your account, you will receive a badge