Ezviz cameras (like the C1C, C3W, C6N, or DB1C) are known for regular firmware updates that add features or patch security holes. However, users often seek to downgrade for three main reasons:
Warning: Ezviz does not officially support downgrading. Doing so voids your warranty and can brick the camera if done incorrectly.
Instead of downgrading, try:
Final Verdict: Only downgrade if you have a spare camera, a verified old firmware file, and you accept the risk of a brick. For most users, living with the bug or replacing the camera is safer.
Insert the microSD card into your computer. Right-click the drive and select Format. Choose FAT32 (not exFAT or NTFS). Allocation unit size: Default.
If you have an identical camera running the older firmware, you may be able to extract the firmware file using inspection tools (advanced users only).
Newer firmware often pushes cloud subscriptions harder, disabling local storage features like microSD card recording unless you pay for a plan. ezviz downgrade firmware
Many Ezviz users rely on RTSP (Real Time Streaming Protocol) to integrate cameras with third-party NVRs (Network Video Recorders) or home automation systems like Home Assistant. Newer firmware versions have been known to intentionally or unintentionally disable RTSP, forcing users into the Ezviz Cloud ecosystem.
CS-CP1-A0-1D2W2FR).Proceed at your own risk – EZVIZ support will not assist after a manual downgrade.
While official EZVIZ policy generally discourages firmware downgrades to ensure devices have the latest security patches, many users seek to rollback their software to restore features like RTSP or ONVIF support, which are often disabled in newer versions. Why Downgrade EZVIZ Firmware?
The most common reasons for seeking an older firmware version include:
Restoring Connectivity: Newer firmware often disables RTSP (Real Time Streaming Protocol) and ONVIF support for "security reasons," preventing the camera from working with third-party NVRs or software like Home Assistant.
Fixing Bugs: Some updates introduce instability, such as frequent disconnects or device lagging. Ezviz cameras (like the C1C, C3W, C6N, or
Third-Party Compatibility: Older versions may be required to integrate EZVIZ cameras with Hikvision or HiLook DVRs. Step-by-Step Downgrade Guide
The most reliable method involves using the EZVIZ Studio software on a Windows PC. 1. Enable "Advanced Settings" in EZVIZ Studio
By default, the option to manually flash firmware is hidden. To reveal it: Download and install EZVIZ Studio on your PC.
Navigate to the installation directory (usually C:\Program Files (x86)\EZVIZ Studio\config). Copy the AppConfig.ini file to your desktop.
Open the file and add the following lines under the [LocalOperation] section: Show=1.
Save the file and move it back into the original config folder, overwriting the old one. 2. Flash the Firmware How To Downgrade Firmware Ezviz C6N Warning: Ezviz does not officially support downgrading
Official EZVIZ policy states that no downgrade methods are provided once firmware is updated for security reasons
. However, technical workarounds exist for advanced users, primarily to restore compatibility with Hikvision/HiLook DVRs or enable ONVIF support. Prerequisites for Downgrading EZVIZ PC Studio : You must use the Windows version of EZVIZ PC Studio Advanced Mode
: The downgrade option is hidden in the "Advanced Settings" menu, which often requires manual activation (e.g., through a specific configuration file in the app directory). Local Connection : The camera and PC must be on the , preferably via Ethernet for stability. Firmware File : You must obtain a compatible
firmware file for your specific model (e.g., CS-CV216-A0-31EFR). Step-by-Step Workaround Obtain Firmware
: Download the older version file. Some users have success using specific URL formats like