There is no definitive answer to this question as it can depend on a variety of factors, such as the reason for the block and the individual’s settings. However, in general, a temporary block on Facebook Messenger will last for anywhere from a few hours to a few days.
Video – How Long Is A Temporary Block On Facebook Messenger
Now that you know how to temporary block someone on Facebook Messenger, you can rest assured that you will have some peace and quiet. Remember, you can always unblock the person if you change your mind.