You’re temporarily blocked from sending messages to people you don’t know because you’ve sent friend requests that have gone unanswered or been marked as unwelcome.
You will find this Pop-up box showing ” You’re temporarily blocked ” but don’t worry, we have a trick, Follow below given steps.
- Go to the person’s profile, to whom you want to send messages.
- Copy his Facebook user ID in the Address bar (facebook.com/username)
- After copying, Go to your mail account (say, Gmail), which should be get connected with your Facebook account.
- Create a new mail, and in the recipient field give the firstname.lastname@example.org.
- Type your message and click send : )
And definitely it would have sent.