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Zosi DVR Firmware Update

Harsha Jayamaha by Harsha Jayamaha
January 24, 2021
in CCTV Problems, Home
Reading Time: 13 mins read
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In this article today i will  share Zosi DVR firmware update download links. this upgrade files applies for the each Zosi DVR model no.

These upgrade files works with each mention model only. don’t try with other Zosi DVR models.

 

Please go to DVR’s

Main Menu – Information – System

take a photo to us, we will send the correct upgrade file to you.

 

You can follow up this guide to upgrade to latest firmware:

 

  •  You needn’t open the upgrade file, please directly download the upgrade file and save it to your U-disk.

 

(Please save the upgrade file rootfs-xxxxa in the root directory, not save it under any other folders.)

Note: to perform this process, you will want to use a USB 2.0 drive ideally 16 GB or less in size, formatted in FAT32.

Some customers have reported issues when downloading this file using the “Microsoft Edge” browser.

If the file was downloaded using the Microsoft Edge browser, this will cause the file to be converted to a text file, which can’t be read by the DVR. We recommend using a different browser for this process.

 

  • The file name must remain exactly as listed in the article for the DVR to recognize it as an update.

It should be rootfs-3521, if the file name is changed to rootfs-3521(1), the upgrade will be failed.

 

  • Before starting to upgrade, please unplug the power supply and mouse, then plug the U-disk and re-plug the power supply.

 

  • It can upgrade automatically as long as it has electricity, the upgrade process need to last several minutes, please be patient.
DO NOT MISS TO READ  IP cameras default password list (2020)

If the upgrade is successful, please go to the DVR’s Main Menu > Information > System to check if the firmware version and Launch date have changed.

 

Model Firmware Version File Size Download Link
ZR16ZK

ZR16ZK_V1.4.5

10 MB rootfs-3521a

ZR16ZK

ZR16ZK_V1.6.1

10 MB rootfs-3521a(2828)
ZR16LK

ZR16LK_V1.2.1

10 MB rootfs-3531a
ZR16JK

ZR16JK_V1.4.5

10 MB rootfs-3531a
ZR16JK

ZR16JK_V1.4.5

10 MB rootfs-3531a(2826)
ZR16JK

ZR16JK_V1.6.1

10 MB rootfs-3531a
ZR16QK

ZR16QK_V1.2.1

10 MB rootfs-3521a

ZR08AN

ZR08AN_V1.2.1

10 MB rootfs-3520dv300

ZR08AM

ZR08AM_V1.2.1

10 MB rootfs-3520dv300
ZR08QN

ZR08QN_V1.2.1

10 MB rootfs-3521a
ZR08QM

ZR08QM_V1.2.1

10 MB rootfs-3521a
ZR04BE

ZR04BA_V1.2.0

10 MB rootfs-hi3520d

ZR04BA

ZR04BA_V1.2.0

10 MB rootfs-hi3520d
ZR08EA

ZR08EA_V1.2.0

10 MB rootfs-3521
ZR08DE

ZR08DE _V1.2.0

10 MB rootfs-hi3520d

ZR08DA

ZR08DA_V1.2.0

10 MB rootfs-hi3520d
ZR04GF

ZR04GF_V1.2.0

10 MB rootfs-hi3520d
ZR08HF

ZR08HF_V1.2.0

10 MB rootfs-3521(2018.3)

DON'T MISS TO READ

Tags: zosi dvrzosi dvr firmwarezosi firmware
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Harsha Jayamaha

Harsha Jayamaha

Harsha is an independent writer who is keen on security industry. He also loves to share new ideas and information of security life with readers.

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