How to solve the Support API: 3 error on INFINIX X559 after frp remove

Factory Reset Protection or FRP for short is the added protection to device which ask you to enter the previous google account that was logged in the device before factory reset from recovery menu. Well if you are reading this post I guess you are already familiar with what this is all about so lets go straight to the point.
When you remove frp on infinix x559 using Miracle box or GSM Alladin,  the phone does not boot up properly again. It shows XOS logo with some error and the log message "Support API: 3" and the left bottom of the display.

To solve this, you can 
1. Download the full firmware and flash the device or 
2. just download the little fix the file below and flash using Miracle Box or GSM AlladinšŸ˜‰.

X559-H8015AB supported api fix  (no fingerprint sensor)
X559-H8015E supported api fix (fingerprint sensor)

Extract the file downloaded above
Launch Miracle Box or GSM Alladin
Under MTK tab select Write
Click the browse button at the bottom then navigate and select the scatter file found inside the extracted folder.
Click Start Button and connect phone to PC.
Wait for flash process to complete.

After flashing the device with the fix file above, Power on the phone and it will boot into recovery mode.
Now scroll down and select Wipe data/factory reset.
When reset is done, reboot device.
Phone should now boot up normal.

Hope this helps

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  1. are bad news. Thank you so much.God bless you!!!!!!!

  2. Hi man, I faced the same problem on tecno pop1. Well I downloaded the firmware flashed it again but it's still stucked on boot logo then when i try to boot into recovery i face same supported api 3 problem. Any fix?

    1. You need a fix file to work on it or download factory signed firmware and 100%done..

  3. ty so much worked for me without the need of downloading the firmware

  4. kudos to big boss ROMKINGZ, please can you kindly help me with TECNO F3 API ERROR SOLUTION. THANKS.

  5. Please help with Tecno F3 supported api 3 fix


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