Download Energizer Stock ROM

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

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

Energizer Stock ROM

Whats Energizer 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 Energizer 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 Energizer Stock Firmware

Model Name Download
Energizer Energy 400 Firmware
Energizer Energy 500 Firmware
Energizer Energy 500 LTE Firmware
Energizer Energy E500 Firmware
Energizer Energy E500S Firmware
Energizer Energy E520 LTE Firmware
Energizer Energy S500 Firmware
Energizer Energy S500E Firmware
Energizer Energy S600 Firmware
Energizer Hard Case H240S Firmware
Energizer Hard Case H550S Firmware
Energizer Hard Case H620S Firmware
Energizer Hard Case H621S Firmware
Energizer Hardcase E520 LTE Firmware
Energizer Hardcase H500S Firmware
Energizer Power Max P490 Firmware
Energizer Power Max P550S Firmware
Energizer Power Max P600S Firmware
Energizer Ultimate U710S Firmware


[*] After flashing (installing) the Energizer 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.

[*] Energizer USB Driver: If you are looking for the original USB Driver, then head over to the Energizer 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 Energizer, Inc. So full credit goes to them for sharing the firmware for free.