If you made a mistake while installing your screen protector you can reapply it while its still moist. Once removed from the original device the glue left on the protector attracts dust.

0 2mm Unbreakable Reusable Tempered Glass Screen Protector
Can you reuse a screen protector. That means these protectors are disposable. Will militaryshield leave any residue. Although they protect the screen from scratches and other damage the adhesive side can trap lint and hair against the screen making for distracting eyesores. How remove and reinstall used tempered glass film screen protector. How to reuse a screen protector. But if you want to conserve your screen protectors you can reuse them on different phone screens with the same dimensions.
Yes not only is it removable but it can also be reapplied. You can use a microfiber cloth to clean the screen if dust has already collected. In order to remove militaryshield slowly and carefully peel it off starting from one corner. While some people have found ways to do this somehow successfully it is generally not advised to reuse a tempered glass screen protector. Slowly start peeling from one corner ensuring the screen protector does not stick together. Furthermore the glue will not have the same ability to adhere to a new surface after it has already been used once.
Now place your dust freefinger print free screen protector sticky side onto the dust freeoil free screen of your phone. Just because your screen protector has dirt on it doesnt mean it should be replaced though simply cleaning it fixes the problem. First spray solution onto your fingertips before peeling it off. Once all the particles are removed make sure your phone screen is free of dust particles. These days you can purchase thin cell phone protectors made out of a material that adheres to your phone screen without chemical glues or adhesives.