Input the original IMEI number found on the back of your phone (under the battery). Select or Apply and restart the phone. 2. Alternative RDA Codes
Repairing the IMEI number on a device is intended only to restore the original, manufacturer-issued IMEI in the event of software corruption. in many countries. Please ensure you are only repairing your own device using its original IMEI number found on the device's sticker.
driver is installed to allow the PC to communicate with the phone, especially in "Emergency Network" mode. Battery Management:
needed to connect your RDA device to a computer for these tools? Хочу сменить IMEI - 4PDA
The used to quickly restore corrupted or null identities on older feature phones include *#8378#1# , *#3646633# , and *#020*# . When these engineer mode dial codes fail or are locked out by firmware updates, using dedicated PC flashing software like the Miracle Box Tool or CM2 (Infinity Chinese Miracle-2) serves as the absolute best secondary method. coolsand rda imei repair code best
Enter the 15-digit number found on the device's original sticker or box. The Connection : Power off the phone. Hold the boot key (usually the
This is the most consistent method for PC. It requires a USB cable, drivers, and the RDA/Coolsand IMEI Tool Install the RDA USB driver
in many countries (including the US, UK, and India) if it is done to hide a stolen device. Use these tools only for
*#*#889988#*#* – Specifically for some RDA-based models to trigger the IMEI repair field. Input the original IMEI number found on the
| Dongle | Best For | IMEI Repair Code/Method | |--------|----------|--------------------------| | (RDA Module) | One-click repair | Auto-corrects NVRAM + writes IMEI | | Infinity CM2SP | Unlocking + IMEI fix | Uses "Repair IMEI" button | | NCK Pro | Budget repair shops | Supports RDA8851 series |
When codes fail, the story shifts to the digital workbench. This involves connecting the phone to a PC to "write" the original numbers back into the chipset's memory. Preparation : Install the necessary Coolsand RDA USB Drivers so the computer can "talk" to the phone. Tool Launch : Open the RDA IMEI Tool (often named iewimei_eng.exe Check the "Write IMEI" box.
Ensure the battery has at least 50% charge, as the repair process can fail if the phone shuts down. ⚠️ Legal & Ethical Disclaimer
Understanding Coolsand RDA IMEI Repair Coolsand (also known as RDA Microelectronics) is a chipset manufacturer widely used in low-cost feature phones.When these devices experience software corruption, the International Mobile Equipment Identity (IMEI) can become invalid or change to "000000000000000".Restoring the original IMEI requires specific hardware secret codes or desktop flashing tools. Top Coolsand RDA IMEI Repair Secret Codes Alternative RDA Codes Repairing the IMEI number on
After running the code:
Carefully type one of the codes above (e.g., *#0066# or *#8378# ).
: The hardware write was successful, but the phone's system cache hasn't updated. Try a master factory reset using the code *#1234# or *#0000# through the keypad after saving your values.