Here are some steps you can take if your email or social media account has been hacked:

1. Change the password: As soon as you realize your email or social media account has been hacked, update the password if you can.
2. Keep a record: Document the date, and what sites or accounts have been accessed and what changes the hacker may have made.
3. Review account activity: Check your account activity to check for any unauthorized changes or purchases.
4. Check security settings: See if any security settings have been changed, or if any new security settings have been added.
5. Inform relevant parties: Contact the service provider or the relevant company and let them know that your account has been hacked.