Please review notes in BOLD & RED in below descriptions.
Firmware instructions MUST be followed so your machine is not disabled permanently during the upgrade process. 

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ULTRA DVR Firmware


UD1A Series

Firmware Update: Version 3.4.88 (Build 180312)
Download Firmware Here
Download Network Setup Instructions Here


Firmware Update: Version 3.4.84 (Build 170919)
Minor bug fixes. This firmware is ONLY compatible if upgrading from v3.4.80 build 170107 and above. Do NOT upgrade if you are running any other older version of firmware, as this will disable the machine permanently, please see network setup instructions below.

Download Firmware Here
Download Release Notes Here
Download Network Setup Instructions Here
 

Firmware Update: Version 3.4.80 (Build 170315)
Minor bug fixes. This firmware is ONLY compatible if upgrading from v3.4.80 build 170107 and above. Do NOT upgrade if you are running any other older version of firmware, as this will disable the machine permanently, PLEASE UPDATE to v3.4.80 Build 170107 FIRST.  Please see new setup instructions below.

Download Firmware Here (Read notes above before installing to be sure you are installing the correct firmware)
Download NEW Setup Instructions Here
 

Firmware Update: Version 3.4.80 (Build 170107)
Introduces new P2P Cloud Connect for new mobile app (Guarding Vision) and new Guarding Vision DDNS, please check setup directions below. Helps correct 4 camera dropout issue as well as other minor bug fixes. This firmware is ONLY compatible if upgrading from v3.4.4 and above. Do NOT upgrade if you are running any other older version of firmware. 
Download Firmware Here (Read notes above first to be sure you are installing the correct firmware)\

 


UD4A Series

Firmware Update: Version 3.4.88 (Build 180312)
Download Firmware Here
Download Network Setup Instructions Here

 


UD1B-4 Series
UD1B-8 Series 

Firmware Update: Version 3.5.31 (Build 180131)
Download Firmware Here
Download Network Setup Instructions Here

Firmware Update: Version 3.5.20 (Build 171026)
Minor bug fixes. Please see network setup instructions below.
Download Firmware Here
Download Network Setup Instructions Here



UD1B-16 Series 

Firmware Update: Version 3.5.31 (Build 180131)
Download Firmware Here
Download Network Setup Instructions Here

  


UD2A Series
UD3A Series 

Firmware Update: Version 3.3.3 (Build 170213)
Introduces new P2P Cloud Connect for new mobile app (Guarding Vision) and new Guarding Vision DDNS, please check setup directions below. Minor bug fixes. This firmware is ONLY compatible if upgrading from v3.3.3 build 160811 and above. Do NOT upgrade if you are running any other older version of firmware, as this will disable the machine permanently, PLEASE UPDATE to v3.3.3 build 168011 FIRST. THIS FIRMWARE WILL REMOVE SIMPLEDDNS, please see new setup instructions below.
Download Firmware Here (Read notes above first to be sure you are installing the correct firmware)
Download NEW Setup Instructions Here

Firmware Update: Version 3.3.3 (Build 160811)
Introduces new P2P Cloud Connect for new mobile app (Guarding Vision) and new Guarding Vision DDNS, please check setup directions below. Minor bug fixes. THIS FIRMWARE WILL REMOVE SIMPLEDDNS, please see new setup instructions below.
Download Firmware Here (Read notes above first to be sure you are installing the correct firmware)


UD2B-8 Series 
UD2B-16 Series 

Firmware Update: Version 3.5.31 (Build 180132)
Download Firmware Here
Download Network Setup Instructions Here

 


UD2C-8 Series 
UD2C-16 Series 

Firmware Update: Version 3.5.31 (Build 180131)
Download Firmware Here
Download Network Setup Instructions Here


UD3B-32 Series  

Firmware Update: Version 3.5.40 (Build 171124)
Download Firmware Here
Download Network Setup Instructions Here


UD5A-4 Series 

Firmware Update: Version 3.5.31 (Build 180131)
Download Firmware Here
Download Network Setup Instructions Here



UD5A-8 Series 
UD5A-16 Series 

Firmware Update: Version 3.5.31 (Build 180131)
Download Firmware Here
Download Network Setup Instructions Here