KGUARD Security OT series User Manual

Ot dvr firmware upgrade

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OT DVR firmware upgrade

If you upgrade to the new firmware then you cannot downgrade to the previous version.
We would like to remind you that upgrading firmware on your own have some risks just like
upgrading computer motherboard’s BIOS. In case any error introduced during the update
process, the DVR will be bricked. It is no longer usable. Please be aware of this.

If you are aware of the situation, willing to bear the risk and insist to upgrade on your own.
The updating procedure will take 7~9 minutes. Video will be turned off during upgrading
process. Please do not turn off power or remove USB drive during upgrading process.

OT DVR will restart automatically after update is completed.
Please note that we can not support for update failure.

There are three point you need to set up:

Firmware Upgrade

Load Default

Format HDD

Video System Setup

Firmware Upgrade

1. Please check your OT DVR model number, then download your OT DVR’s firmware.

OT series DVR:

Please go to the URL and select your DVR model number to download firmware

2. When you select the WEB link, it will show the following picture. Please select “Save”