The 'unknown part' warning will disappear in about half a month.This is the IOS system blocking third-party screens.
-Warning:
Recommend use a heat gun or hair dryer to heat the edge of the phone before using the small blade, be careful not to cut yourself with the blade.

To avoid damaging your screen during installation, read the following tips:

1. Avoid hardly folding and pressing the cable to break the inside of the cable.
2.Don't wipe the camera during installation,t is easy to damage Face ID and make it impossible to use face recognition.
3. Align the connectors correctly to avoid bending the gold pins, which will cause some screen issues.
4. Make sure the clips on the edge of the screen are at 90 degrees to the screen.

NOTE: The screen replacement does not include the Proximity Sensor, Ear Speaker,Please transfer these from your old screen.

Package List:

-1 x iPhone 13 Screen Replacement (LCD)
-1 x a set of complete repair tools
-1 x Screen tempered glass film
-1 x Magnetic Screw Mat
-1 x Instruction manual
-1 x waterproof stiker

What is our warranty policy?

1-Year-Warranty, any quality problem, please tell us, we will be responsible for it and provide a solution soon.

30-Days-Money-Back Guarantee, if the screen is not damaged, you can return it to get all money, please try to keep the original package and tools. We'll recycle and check it out.(Please keep the screen safe in the packaging)