How To Restore True Tone After Screen Replacement On iPhone XS

crwdns2931315:0crwdnd2931315:0crwdne2931315:0

crwdns2942213:0crwdne2942213:0

crwdns2935201:0crwdne2935201:0 crwdns2935203:0crwdne2935203:0

Go to Settings>General>About and check the software version of the phone – iOS 13.2. Tap Display & Brightness. We can see that the True Tone has been turned on with the switch being green.
Replace with a new aftermarket screen.
Tap Display & Brightness. We can see that the true tone option has vanished.

crwdns2935201:0crwdne2935201:0 crwdns2935203:0crwdne2935203:0

Now, let’s restore the true tone with the multi-functional programmer.
First, connect the display extended module with the programmer. Next, connect the original screen with the display extended module.
Then we need to use the programmer to read data on the original screen.
Once finished, disconnect the original screen and connect the aftermarket screen with the display extended module.
This time we use the programmer to write the data to the aftermarket screen. Once finished, disconnect the aftermarket screen.

crwdns2935201:0crwdne2935201:0 crwdns2935203:0crwdne2935203:0

Now we can assemble the phone and test.
Tap Display & Brightness. We can see this time that the True Tone has been turned on with the switch being green. The True Tone has been restored back.

crwdns2935201:0crwdne2935201:0 crwdns2935203:0crwdne2935203:0

Go to Settings>General>About and check the software version of the phone – iOS 13.2. Continue to tap Display & Brightness. We can see that there is no true tone option.
Connect the phone to the computer and open the WL assistance software. The cover board number of the phone has been read automatically.
Continue to power off and disconnect the phone from the computer. Remove the aftermarket screen afterwards.

crwdns2935201:0crwdne2935201:0 crwdns2935203:0crwdne2935203:0

Now, let’s restore the true tone without the original screen.
Connect the aftermarket screen with the display extended module and connect the multi-functional true tone programmer to the computer.
To restore true tone without the original screen, we need to write the previously read cover board number to the aftermarket screen with the help of the software.

crwdns2935201:0crwdne2935201:0 crwdns2935203:0crwdne2935203:0

Now we can assemble the phone and test. Get the aftermarket screen installed and connect the battery. Press the power button to turn on the phone.
Continue to tap Display & Brightness. We can see that the True Tone has been turned on with the switch being green. The True Tone has been restored back.