To change your profile picture back on Facebook, follow these simple steps:
- Open Facebook: Launch the Facebook app or go to Facebook's website.
- Go to Your Profile: Tap the three horizontal lines (usually located at the bottom right on mobile or top right on desktop) and then tap on your name or "See your profile".
- Edit Profile Picture: On your profile, tap on your current profile picture.
- Select "Select Profile Picture": This option will allow you to choose an existing photo from your phone's gallery or Facebook albums to replace your current picture. Alternatively, you can upload a new photo.
- Choose Your Photo: Select the photo you want to use as your profile picture.
- Adjust and Save: You may be able to crop or adjust the photo before saving. Tap "Save" to finalize the change.
Your profile picture will then be updated to the photo you selected.