Enter the IP address of your NVR and log in with your admin credentials.
If you can tell me the installed on your device, I can tell you if you need an intermediate upgrade. Also, if you know the region (e.g., EU, US, China) of your device, I can ensure the link is correct for you. ds7616nik2 firmware link
I decided to take on the challenge. I typed ds7616nik2 firmware link into my own search bar. Enter the IP address of your NVR and
Go to > System > Maintenance > Upgrade & Maintenance . I decided to take on the challenge
Regular firmware updates are your first line of defense against security threats. Hikvision's "Search Tool for Important Firmware Update" is specifically designed to quickly detect critical vulnerabilities like CVE-2021-36260 in devices and help users download the corresponding patched firmware. Versions of firmware dated earlier than 210628 are known to be vulnerable to this particular command injection flaw, making an immediate update critical.