The Professional Evaluation Edition is full-featured and may be used for 2 weeks from the time of registration.
Modern tools (like Chimera or Sigma) automate the process by exploiting the Qualcomm EDL (Emergency Download) mode.
Exit EDL mode, then reboot to bootloader (Power + Vol Down). Then: xt2083-4 imei repair
fastboot flash modemst1 modemst1_patched.bin
fastboot flash modemst2 modemst2_patched.bin
fastboot erase modemst1
fastboot erase modemst2
Important: After erasing, DO NOT reboot yet. Instead: Modern tools (like Chimera or Sigma) automate the
fastboot reboot bootloader
fastboot flash modemst1 modemst1_patched.bin
fastboot flash modemst2 modemst2_patched.bin
fastboot reboot
On Qualcomm devices like the XT2083-4, the IMEI is not stored in a simple file. It is stored in a dedicated secure partition often referred to as EFS (Encrypting File System) or ModemFS. Exit EDL mode, then reboot to bootloader (Power
The repair process generally involves one of two methods: