Read device info & enable diagnostic mode; reset FRP locks; manage critical system files; read/write QCN backups and change or convert IMEI; perform one-click IMEI repair via CPID or repair via NV/QC methods; and restore network connectivity—all in one powerful suite.
CPID by Xiaomi auth/ Full unbrick, read/write flashing, FRP removal, factory reset, EFS backup/restore & more—powered by our always-online Xiaomi auth servers.
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Operates 24/7.
The patch works safely with all Qualcomm and MediaTek processors.
IMEI remains fixed even after updates and formatting.
GSMFix is your one-stop solution for phone software maintenance: CPID, unbrick, flash, reset, FRP removal and more—complete with a robust Xiaomi auth server and 24/7 global support.