ShakeNBak3d

Make sure you have an email with confirmation of purchase. You might not have got it.

The gun license is not a physical object like the drivers license. You will just have it unless you lose it by committing a crime that results to a felony charge.

https://wh.lucidcityrp.com/forms/17-whitelist-application/

https://forums.lucidcityrp.com/forum/7-ban-appeal/

Make sure your discord and steam accounts are linked to FiveM and that you have gotten into the city at least once after purchase.