"Infinity Best" refers to the Infinity CM2SPD dongle or the Infinity Chinese Miracle 2 (Best) edition. Do not attempt with old Infinity Key (red) – it lacks Unisoc support.
Connect the phone to the PC via a micro-USB cable (often requires removing and re-inserting the battery to trigger "boot mode").
Flashing modifies low-level device software. Proceed at your own risk. This guide is for educational and professional repair purposes only. Always own the device you repair. Nokia Ta-1235 Flash File Infinity Best
A progress bar will indicate the firmware writing status.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. "Infinity Best" refers to the Infinity CM2SPD dongle
completely. Remove the battery for 5 seconds, re-insert it, but . Hold the central selection key (or boot key configuration depending on your driver profile) and plug the USB cable into the device. Step 7: Complete the Flash Sequence
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Flashing modifies low-level device software
: Browse and select the firmware file you downloaded.
October 2025. Article ID: NB-NOK-TA1235-INF-BEST
While possible, the TA-1235 often has secure boot, SELinux enforcements, and DA (Download Agent) protections. A plain SP Flash Tool with a standard auth file may fail. This is where the Infinity Best box shines.