device is typically done using or specialized PC software like the SN Writer Tool . This is often necessary if the IMEI becomes "Invalid" or "Null" after flashing a custom ROM or performing a factory reset. Method 1: Engineer Mode (No PC Required)
The MT6580 is a legacy chipset (released in 2015), and support is fading. If you depend on a phone with this processor, learn to backup your NVRAM today. Do not wait for the null IMEI screen.
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Select (for the second SIM) and enter: AT+EGMR=1,10,"YOUR_NEW_15_DIGIT_IMEI" . mt6580 imei repair code
The fastest way to fix an invalid IMEI on an MT6580 device is through the built-in MediaTek Engineer Mode. This method does not require a computer or root access. Step 1: Access the Engineer Mode Menu
Once the status indicator turns green, click the button.
Moreover, in many Android 6, 7, or 8 (Go edition) MT6580 builds, manufacturers have disabled the AT+EGMR write command for security. In that case, the code does nothing. device is typically done using or specialized PC
This Engineer Mode method only works if your NVRAM is partially intact. If you have completely wiped the NVRAM or damaged the partition, the code will appear to work, but the IMEI will revert to null on reboot.
Modifying system partitions like NVRAM carries a risk of soft-bricking your device. Always backup your current firmware before proceeding.
Always use the IMEI printed on your device’s box, under the battery, or on the original receipt. Never generate a random IMEI—it may belong to someone else, causing cross-network blocks. If you depend on a phone with this
Type a single space and then type EGMR=1,7,"YOUR_15_DIGIT_IMEI" Example text appearance: AT+ EGMR=1,7,"123456789012345" Tap the button.
Facing an "Invalid IMEI" or null IMEI issue on your MT6580 MediaTek device can be frustrating, leading to a loss of cellular network connectivity. This issue often occurs after a failed firmware flash, rooting, or a corrupted NVRAM partition.