In the upgrade menu, select the option to upgrade from USB. The DVR should detect the firmware file automatically. Follow the on-screen prompts to confirm and start the update.

: If the specific file is not listed, use the Live Chat Support to request a direct download link from a technician. 2. Installation Methods

Insert the drive into a computer. Right-click the drive, select Format , choose FAT32 as the file system, and click start. This erases all existing data.

The DVR will automatically restart once the progress bar hits 100%. This is normal behavior. Troubleshooting Common Upgrade Errors

If a power outage cuts the update short, your device may hang indefinitely. You will need to contact a professional service center to manually flash the chip using an RS485 connection or a physical IC programmer.

There are three primary methods for acquiring new CP Plus firmware.

Do not turn off the power during this process, as it can damage the system. Important Tips and Precautions

To update your CP Plus DVR firmware, follow these steps:

Before upgrading, it is wise to export your configuration settings if the DVR supports it.

If you experience glitches, lag, or menu errors after upgrading, perform a factory reset via System > Default . This clears out old configuration conflicts. You will need to reconfigure your recording schedules and network settings.

If the direct download doesn't work, these official utilities can assist:

: After the system reboots, it is highly recommended to go to Settings > System > Maintenance and select Factory Default to ensure all new features are applied correctly. Critical Safety Warnings

. Take a photo or screenshot of this screen as it contains the build date and system version needed for technical support if the file isn't listed online. Step 2: Downloading the Firmware Search the Portal: Enter your model number into the search bar on the CP Plus Support Portal Request via Support: