How do I delete a conversation on Facebook?
Nid yw'r dudalen cymorth ar gael yn eich iaith chi. Dewiswch o blith yr ieithoedd a gynhelir gennym ni:Gallwch gael cefnogaeth hefyd gan ddefnyddwyr eraill sy'n siarad eich iaith trwy ymweld â'n fforwm defnyddwyr.
This is about using messages on Facebook. For help with the Messenger app or messenger.com, visit the Messenger Help Center.
To delete a conversation from Facebook:
  1. Click at the top of the page
  2. Open the conversation you want to delete
  3. ClickOptions at the top of the chat window and click Delete Conversation...
You can also delete a conversation from your messages inbox:
  1. Go to your messages inbox by clicking Messenger in the top left of Facebook
  2. Open the conversation you want to delete
  3. Click in the top right and click Delete
Note: Once you choose to delete a conversation, this can't be undone.
Keep in mind that deleting a conversation from your inbox won't delete it from your friend's inbox. It isn't possible to delete sent or received messages from a friend's inbox.
Pa mor ddefnyddiol oedd yr ateb hwn?