The Coolsand RDA IMEI Repair Tool refers to software utilities and procedures used to read, repair, or restore IMEI and related radio configuration data on devices whose baseband or modem firmware is based on Coolsand platforms (RDA/Coolsand SoCs). These platforms are common in many feature phones and low-cost Android devices. “IMEI repair” typically involves writing a correct International Mobile Equipment Identity back into the phone’s non-volatile storage (NV memory) when it’s been erased, corrupted, or mismatched due to repairs, flashing, or hardware replacement.
The IMEI is a 15-digit unique identifier for every mobile device. It is stored in the phone’s NV (Non-Volatile) memory or firmware. Over time, users may experience IMEI corruption due to:
When the IMEI is corrupted:
The Coolsand RDA IMEI Repair Tool restores the original IMEI by rewriting the NV items directly, bypassing the phone’s standard interface. coolsand rda imei repair tool
Warning: This requires Windows XP or Windows 7 32-bit. It does not run on Windows 10/11 without a virtual machine.
Prerequisites:
The Process:
The full tool folder should contain:
If any file is missing, the repair will likely fail.
(Table omitted for brevity — use a table if comparing 3+ tools in a formal paper.) The Coolsand RDA IMEI Repair Tool refers to
IMEI cloning or changing IMEI to a different number (not original to the device) is illegal in almost every country. This includes:
The Coolsand RDA IMEI Repair Tool should only be used to restore the original manufacturer-assigned IMEI that was corrupted due to software issues. Using it to bypass stolen phone blacklists or network carrier locks is a criminal offense that can result in fines or imprisonment.
Legitimate IMEI repair does not change the device identity; it merely recovers what was lost due to firmware corruption. When the IMEI is corrupted:
Disclaimer: Use this guide only for devices you legally own. Rewriting an IMEI to bypass tracking or theft is illegal in most countries.