Mason hesitated. Restoring his original IMEI (written on the SIM tray) was legal in his country for repair purposes. But every tool he found was bundled with adware or sketchy Telegram links.
For five seconds, nothing. Then the signal bars filled. "4G" appeared. A text from his mom arrived: "Phone fixed yet?" lenovo k13 note imei repair
Finally, a Russian forum user named "4pda_Mantis" shared a clean copy of Dual IMEI Writer for Moto/Lenovo . Mason ran it in an offline VM. The tool asked for IMEI1 and IMEI2. He typed the numbers from the tray. Clicked WRITE . The phone rebooted. Mason hesitated
After the update, the phone booted fine. Wi-Fi worked. Apps opened. But the status bar showed a strange icon: a SIM with a cross through it. Both slots. "No service." For five seconds, nothing