Facebook’s photography features and photo-tagging functionality are an awesome way to share your images with friends and family. Sometimes, however, a few photos might show up that you’d rather not draw attention to.
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Here’s our step-by-step guide on how to remove tag from all unwanted Facebook photos at once.
Step 1: Go to your Facebook “Profile” and then “Activity log”

How to remove tag from all unwanted Facebook photos in one click
Step 2: Click on “Photos” from sidebar
Step 3: “Select the Image” from which you wants to remove tag

How to Control Facebook Photo Tags
Step 4: Click on “Report/Remove Tags”
Step 5: Click Untag Photos to confirm
Remember, when you remove a tag, that tag will no longer appear on the post or photo, but that post or photo is still visible to the audience it’s shared with other places on Facebook, such as in news feed and search.
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This is really helpful. Nice posting.