Could be user error.

I believe that most negative comments for this product are related to user error.

I wanted to give only 3 stars but feel like there was some user error when installing

This may be a user error in applying the screen protector, but I followed all the directions and watched all the videos and there is nothing else I could have done during the application process

The ends keep lifting on the corners, but that might be a user error

I wanted to give only 3 stars but feel like there was some user error when installing

There was plenty of user error while putting my screen on, so I have plenty of air bubbles