If your XVR1B04-I has internet access and P2P enabled, it can check for updates automatically. Go to > System > Upgrade . Select Cloud Upgrade .
This is a Windows/Mac utility that can automatically detect your device and check for available cloud updates.
Some users have reported that after updating, their 2MP (1080p) camera image appears in a lower resolution, such as 1080N (960x540), rather than the expected 1080P (1920x1080).
: Provides 4-channel secondary filtering for humans and motor vehicles. This feature significantly reduces false alarms caused by environmental factors like rain, falling leaves, or lighting changes. xvr1b04hi firmware
Before we delve into the firmware, we must understand the hardware. The XVR1B04HI is a compact, often budget-friendly hybrid video recorder typically manufactured under the technology ecosystem or sold through OEM brands like Lorex , Amcrest , or EmpireTech .
: Enhanced security features protect sensitive information and prevent potential threats, safeguarding user data.
While manufacturers vary, the identifier usually breaks down as follows: If your XVR1B04-I has internet access and P2P
Even with careful preparation, updates can occasionally go wrong. Here are some common issues and ways to address them.
Dahua frequently updates its WizSense algorithms. New firmware can reduce false alerts for SMD Plus, improving how accurately the recorder distinguishes between humans, vehicles, and environmental noise like rain or blowing leaves. Step 1: Verify Your Exact Hardware Model
Inside the SquashFS, critical files include: This is a Windows/Mac utility that can automatically
Since this appears to be related to specific OEM surveillance hardware (commonly associated with brands like , Thieye , or generic Hi3521D chipsets), this post is structured to help users identify their device correctly before flashing.
setenv bootargs 'mem=128M console=ttyAMA0,115200 root=/dev/mtdblock3 rootfstype=squashfs' sf probe 0 sf erase 0x20000 0x300000 tftp 0x82000000 xvr1b04hi.bin sf write 0x82000000 0x20000 $filesize reset
DECIMAL HEXADECIMAL DESCRIPTION 0 0x0 uImage header, header size: 64 bytes, image name: "Linux-3.10.104" 64 0x40 LZMA compressed data, properties: 0x5D 1968768 0x1E0A80 SquashFS filesystem, little endian, version 4.0
| Firmware Version | Date | Stability | Recommended | | :--- | :--- | :--- | :--- | | V4.000.0000000.0.R.20190720 | July 2019 | Poor (NTP/mouse bugs) | No | | V4.000.0000000.1.R.20201010 | Oct 2020 | Medium | No | | | Mar 2021 | High | Yes | | V4.000.0000000.3.R.20211115 | Nov 2021 | Medium (cloud app issues) | Only if using P2P | | V4.002.0000000.1.R.20220808 | Aug 2022 | High | Yes (latest stable) |
If your DVR is connected to a local network, you can use Dahua’s official desktop software tools. Download and open on your PC.