: Once on the product page or in the support section, find the firmware download area.
site:hikvision.com "DS-2CD1021-I" firmware ds2cd1021i firmware download better
Head to the official or the Hikvision UK/Europe Portal . : Once on the product page or in
Distribution_1 & 2 Series - IPC - Hikvision Middle East & Africa ds2cd1021i firmware download better
Press the physical reset button on the camera’s pigtail cable for 15 seconds. This clears fragmented memory.
Where V*.*** represents the firmware version.
: Powering down the device mid-update completely destroys the file allocation table, bricking the device. Use a Power-over-Ethernet (PoE) switch connected to an Uninterruptible Power Supply (UPS).