To delete your comments off of Facebook, you can simply click on the three dots that appear to the right of the comment. This will give you the option to delete or edit the comment.
You can't.
You delete them from you Facebook!
yes.
yes
Go to View -> My Comments and then just check which one you want to delete and then scroll down and click "Delete Selected".
it's best to delete them off msn, facebook and your phone. their constant heartbroken facebook statuses or annoying comments on your statuses, are going to remind you off them. remember, your young, and you are going to obviously have other boyfriends in your life. trust me, it works :) xx
You delete your account
I think it clears it automartically after a week as well. But the status comments will remain on the page.
go to that photo and click on delete this photo under the picture.
how do i delete imminent from facebook
The most comments for a photo on facebook is 1,334,566
As far as my knowledge you can only deactivate your account.