Repair True Tone Missing for iPhone 12 Series, BIZEBEE now can do it! Only compatible for NCC incell iPhone 12 series

Date: Aug 18th,2021

As we all know, for iPhone 12 series, APPLE has blocked the true tone function when people replaced an aftermarket screens, even they choose an OEM screen. For iPhone 8-XS series, the true tone function will lose when replacing the original display. This issue can be solved by writing the internal code through the code writer. For iPhone 11 series, this issue can be solved by moving the IC module, the cost is greatly increased, and it is extremely manual, which easily damages the screen. For iPhone 12 series, even moving the IC module cannot solve this problem before.


But now! BIZBEE has developed a true tone programmer which can repair the true tone function. Only compatible for NCC incell iPhone 12 series. Follow the article and learn how to fix true tone massing.

Video Overview


First, you need a “True Tone Programmer”. This tool is only compatible for NCC incell iPhone 12 series screen

Step 1: Remove the original screen from your iPhone 12. If you dont know how to replace the screen, please our previous blog: 

Step 2: Install the battery and turn on the power switch

Step 3: Install the original screen, press the side S1 button to read the original color data. When the status indicator light is on, wait for the buzzer to sound once. When the status indicator light is off, it indicating that the reading is successful, and then can remove the original screen.

Step 4: Install the NCC new screen, press the S2 button on the side to burn the original true tone data. When the status indicator lights up, wait for the buzzer to sound. When the status indicator goes off, it means the programming is successful, and then remove the screen.

Step 5: Test the true tone function.

Install the new NCC screen to test if the true tone function is repaired.



When data reading or programming is unsuccessful, the buzzer will sound at intervals. And the status light keeps flashing. Please remove the display and turn on the power again.


For iPhone 12 series NCC Incell Display Description

1. Innovation Makes Progress: NCC incell for iPhone 12 series has few display and touch issues because of the TDDI Technology and COF flex cable. Integration of touch-controlled IC and display-driven IC functions into one IC. It makes the display and touch functions more stable. The touch is more sensitive and responsive.


2. Adopt COF Bonding Technology: COF structure allows the screen thinner and narrower. And the display area is larger than the others.


3. BIZBEE is the first supplier who has decoded the true tone function for the aftermarket iPhone 12 screen. Buy our NCC incell product and solve these issues. Furthermore, BIZBEE is also the first supplier that can solve the “important display message” problem.


4. High brightness and resolution: The brightness is 700 CD/m², and the resolution is the same as the original.


5. The four corners of NCC screen have undergone special treatment, so there will be no scratching when touched by hand, while the original screen does have scratching feeling.

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