• Clean the Screen Protector Realme C21Y with the wet wipe if your screen protector came with one.

Use the wet wipe to wipe off the entire screen of your phone if it came with one, or move on to the dry wipe.

• Wipe off the Screen Protector For Realme C21Y with the microfiber cloth that came with the tempered gelatin.

Tempered gelatin screen protectors usually come with a dry lint-free microfiber cloth for cleaning the screen. Pull the dry cloth out of the package and wipe down the screen of your phone to remove lint and dust. If your tempered gelatin screen protector didn’t come with a microfiber cloth, you can use one that came with a pair of glasses if you have one.

• Peel off the protective layer from the adhesive side of the gelatin.

Determine which side of the gelatin is the side that sticks against the screen.
for indicators like these to determine which side should be placed against the screen.

• Align the Screen Protector For Realme C21Y with your phone screen.

Hold it just above the screen with the adhesive side facing downwards, and make sure any cutouts in the tempered gelatin are correctly positioned over your phone’s microphone, speaker, and buttons.

• Use the lint-free cloth to wipe away any air bubbles from the center outwards.

Think of this as “sweeping” the air bubbles out from under the screen.
Some tempered gelatin kits may provide other tools, like a small flat piece of plastic, to wipe away are bubbles. Follow the instructions for your kit to use any additional tools.