You can update your DVR firmware using a USB flash drive or through a web browser. Before starting, verify your current version by using the Hikvision SADP Tool to avoid installing incompatible software that could "brick" your device. Hikvision DS-7104HWI-SH 4 channel economic WD1 DVR
No. The "L" vs "SH" indicates different TVI chipsets. Cross-flashing will kill the device.
Installing firmware meant for the "NI" (Network IP) or "HQHI" models will brick your unit instantly.
Before downloading anything, you must check what is currently running on your machine.
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