Two icons appeared in the top corner. One was the little triangle of signal strength. The other said “4G.”
Before attempting a repair, confirm the issue:
Unlock your device's bootloader via the official Motorola bootloader unlock portal. motorola one action imei repair
The Ultimate Guide to Motorola One Action IMEI Repair: Methods, Risks, and Step-by-Step Solutions
Extract the stock firmware and execute the flash commands using a flashing tool (like Lenovo Rescue and Smart Assistant - RSA) or manual fastboot command scripts. Reboot the system to check if the network registers. Two icons appeared in the top corner
To write directly to the Exynos storage blocks when the software is damaged, you may need to short two specific test points on the phone's motherboard to force the device into Samsung/Exynos Download mode, or use an authentic authorized service account via ADB.
If your Motorola One Action is currently working fine, back up these partitions immediately via rooted shell or TWRP: The Ultimate Guide to Motorola One Action IMEI
Professional repair shops use specialized hardware and software. These tools interact directly with the phone's chipset to rewrite the IMEI. For the Exynos-based Motorola One Action, these are the common options:
Download the exact stock ROM matching your Motorola One Action variant code (e.g., XT2013-1, XT2013-2). Power off the device completely. Hold to boot into Fastboot Mode. Connect the phone to your PC via USB.