Use the Help Center: https://www.facebook.com/help/
Use the Support Inbox: https://www.facebook.com/support/
Report a problem in the app: Menu > Help & support > Report a problem
Visit the Meta Business Help Center for business accounts: https://www.facebook.com/business/help
Use the Meta Help Center for account and product issues: https://www.meta.com/help/
Contact Facebook through official social media support pages
Check the Help Center for live chat options if available for your account
Use the account recovery page if you cannot log in: https://www.facebook.com/login/identify
Submit forms for hacked, disabled, or impersonation issues through the Help Center
Use the Facebook app’s Help & support section for the fastest in-app contact options