If you've weighed the risks and still wish to proceed with a firmware downgrade, here's what you'll need to prepare:
Downgrading firmware is a common request for users trying to restore compatibility with third-party NVRs or DVRs (like Hikvision) that stopped working after an update. While EZVIZ officially states that firmware downgrades are not supported for security reasons, there are community-tested "free" workarounds using specialized software. The "Secret" Advanced Mode Method
Keep holding the button for roughly 10 to 15 seconds. You will see the camera's LED indicator lights flash differently than a standard boot cycle (often alternating between red and blue, or flashing solid red).
Some newer EZVIZ cameras allow you to toggle certain features on or off without needing a full firmware downgrade. If this option is available, it is much safer than flashing old software.
🔍 "C3W firmware 5.2.4 build 180914" (replace with your model) ezviz downgrade firmware free
Firmware files provided by Ezviz are often encrypted or digitally signed. If a user attempts to modify the firmware (to force a downgrade), the bootloader will usually reject the file signature, resulting in a failed update.
To ensure we find the exact fix for your device, could you provide a few more details? Please let me know the of your EZVIZ camera, your current firmware version , and what specific feature stopped working after the update. Share public link
Release the button. The camera will read the file from the SD card and begin the flashing process.
A interrupted over-the-air (OTA) update can leave your device stuck with a solid red light. Manual flashing resets the software environment completely. Important Risks to Consider If you've weighed the risks and still wish
However, there is a critical distinction to understand: EZVIZ does not charge for firmware updates. The difficulty lies not in the cost, but in the availability of older versions.
To make sure you get the right advice for your camera, tell me: What is the exact of your EZVIZ camera? What specific issue started happening after the update?
Official firmware archives are generally not public. Some users have found their specific model's firmware by manually crafting download URLs using their :
While continuing to hold the reset button, plug the power cable back into the camera. You will see the camera's LED indicator lights
EZVIZ is a consumer brand owned by Hikvision. Many EZVIZ cameras share identical hardware with Hikvision or Hilook models. Look up your camera’s hardware model (found on the QR code sticker) on official Hikvision European or global IP portal repositories.
You must modify the AppConfig.ini file in the EZVIZ Studio installation directory. By adding Show=1 under [LocalOperation] , you unlock "Advanced" settings for your devices.
After a successful downgrade, open the EZVIZ app settings for that camera and disable Auto-Update . Otherwise, the app will overwrite your downgraded version overnight.