Download CMX Stock ROM

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On this page, we have managed to share the CMX Stock ROM Firmware (Flash File) for all CMX smartphones and tablets.

All the following CMX Stock ROM (zip file) contains the original CMX USB Driver, Flash Tool, and the Firmware File. After Downloading the firmware, follow the instruction manual shipped with the firmware to flash or install firmware on mobile.

CMX Stock ROM Firmware

Whats CMX Stock ROM and its Advantage

The Stock ROM (Mobile OS) is the Most Stable ROM released by the device manufacturers depending on the device model and Android version. However, the Stock ROM don’t offer many customizations or features for the device.

While in general third-party firmware (Custom ROM) has system bugs and stability issues. In this case, you may experience battery issues, network issues, camera issues, missing features, lags, overheating, slow performance, and many more. But whenever you switch to Stock ROM, you can quickly fix them all.

Advantages of CMX Stock ROM

  • Unbrick the device.
  • Upgrade or downgrade Mobile OS.
  • Fix OTA update issue.
  • Fix a problem with the device startup loop.
  • Fix bugs on your phone.
  • Fix Lag or Stuttering on the device.
  • Fix battery drain issue.
  • Software performance improvement.
  • Returning a stock ROM entitles the warranty on the phone.

Download CMX Stock Firmware

Model NameDownload
CMX A5Firmware
CMX A8Firmware
CMX AX2Firmware
CMX AX3Firmware
CMX AX4Firmware
CMX C10Firmware
CMX C11Firmware
CMX G4Firmware
CMX Maxx P800Firmware
CMX MX5Firmware
CMX One MeFirmware
CMX P9Firmware
CMX S7 ProFirmware
CMX T3Firmware
CMX T5Firmware
CMX X9 ProFirmware
CMX Z3Firmware
CMX Z4Firmware
CMX Z5Firmware


[*] After flashing (installing) the CMX Stock ROM on your device, you may need to flash (install) the IMEI using the IMEI tool provided with the firmware file. If you are going to flash the IMEI, then flash the Original IMEI that comes with your device.

[*] CMX USB Driver: If you are looking for the original USB Driver, then head over to the CMX USB Driver page.

[*] Request Firmware: If you are looking for any specific firmware that is not listed above, you can request it through the comment box below (do not request firmware through the contact page, or else it will be ignored).

[*] Credits / Copyright: All of the above files are free provided by CMX, Inc. So full credit goes to them for sharing the firmware for free.