Before you start the procedure, confirm the model of your device, which is located in the fitting region of the wristband. Ex: A1889

In the fitting region, you can also check the serial number of the watch.

It's necessary to note the device's serial number to issue a Technical Report

Test 1 - Place on white canvas to check for spots or lines.

If the screen is too cracked, it won't be possible to check for spots or lines before the procedure.