Download Adcom Stock ROM

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On this page, we have managed to share the Adcom Stock ROM (original firmware) for all Adcom smartphones and tablets.

All the following Adcom Stock ROM (zip file) contains the original Adcom 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.

Adcom Stock ROM

Whats Adcom 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 Adcom 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 Adcom Stock Firmware

Model NameDownload
Adcom 707DFirmware
Adcom 707SFirmware
Adcom 721CFirmware
Adcom 740CFirmware
Adcom 741CFirmware
Adcom A50Firmware
Adcom A350Firmware
Adcom A350iFirmware
Adcom A400Firmware
Adcom A400iFirmware
Adcom A430Firmware
Adcom A500Firmware
Adcom A500 HD 3GFirmware
Adcom A530Firmware
Adcom Guru X10Firmware
Adcom X9Firmware
Adcom X10Firmware
Adcom X14Firmware
Adcom X28Firmware


[*] After flashing (installing) the Adcom 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.

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