What to do when you'r account got hacked?

if someone is in you'r account , you can Throw him out by changing you'r account password

if he changed the password , you can request a password reset at  https://support.discord.com/hc/en-us/articles/218410947-I-forgot-my-Password-Where-can-I-set-a-new-one-

if 2fa has been enabled , you have to create a ticket request at  https://support.discord.com/hc/en-us/requests/new 

Hermione ;

be safe