The Nokia TA-1286 is a popular feature phone, known for its rugged build, long battery life, and dual-SIM capability. However, like many MediaTek-powered devices, it suffers from a common but critical software fault: corrupted or null IMEI numbers.
If you are seeing “Invalid IMEI,” “IMEI = Null,” or “No Service” on your Nokia TA-1286, you are not alone. This issue typically arises after a failed firmware flash, a downgrade attempt, or a corrupted NVRAM partition. Without a valid IMEI, your phone cannot connect to any mobile network for calls or SMS.
This updated 2026 guide will walk you through the most reliable, current methods to repair the IMEI on your Nokia TA-1286 using professional tools, free software, and preventative measures.
The Nokia TA-1286 (commonly known as the Nokia 105 4G) is a popular feature phone. A common issue faced by technicians is a "null" or "invalid" IMEI, usually caused by a faulty flash or corruption of the security partition. Because this is a newer Unisoc-based device, older methods used for legacy Nokia feature phones often do not work. nokia ta 1286 imei repair updated
Here is the updated procedure for 2024 using the UnlockTool and CM2 (Infinity-Box) methods.
If you have access to a GSM service box, this is the fastest method.
Requirements:
Steps:
Cost: Professional boxes start at $150+.
Published: May 2, 2026 | Last Updated: May 2, 2026 The Nokia TA-1286 is a popular feature phone,
If you own a Nokia TA-1286 (often sold as the Nokia C2 or a variant depending on your region), you may have encountered a frustrating problem: "Invalid IMEI," "Null IMEI," or the dreaded "No SIM Card Detected" error after a firmware flash, failed root attempt, or system corruption.
In this updated 2026 guide, we will walk you through the latest methods for Nokia TA-1286 IMEI repair, including software tools, security box support, and the necessary precautions to avoid bricking your device.
No reliable method exists to repair IMEI on the Nokia TA-1286 without a computer. All "IMEI changer apps" on Google Play are scams or require root access that itself requires a PC exploit. The Nokia TA-1286 (commonly known as the Nokia
The only exception is if you have full root access (via Magisk) and a terminal emulator app. Then you can use:
su
echo 'AT+EGMR=1,7,"YOUR_IMEI_1"' > /dev/pttycmd1
But even this command often fails on Unisoc chips without a patched kernel.