Make sure your Discord account is linked to your cops.bio account first. You can find instructions under Link Discord.
Syncing
To sync your badges with your Discord account on the cops.bio Discord, first go to the settings page. Scroll down until you see the "Sync Discord Roles" button. Click it to start the syncing process.
This action is rate limited, so you can only sync your roles once every few hours.
Sync Discord roles button