for timeline only :- How do I edit my relationship status from my timeline

To edit your relationship status:
  1. From your timeline, click About
  2. Find the Relationships and Family box and click Edit
  3. Choose your relationship status from the dropdown menu
  4. If you’re in a relationship, type in the name of the person you’re with
  5. Choose an anniversary date (this is optional)
  6. Use the audience selector to choose who you want to share this information with
  7. Save your changes