His blood ran cold. He yanked the USB cable, but it was too late. The backdoor was already in his phone’s modem firmware. Every call, every text, every password—routed through an unknown server in a jurisdiction that didn’t care about warrants.
No official free tool exists.
Once you've downloaded the Qualcomm IMEI Repair Tool, follow these steps to repair your device's IMEI:
Marco typed the IMEI from the sticker under his phone’s battery.