Go to and ensure your camera is added and online.
Before starting, verify your specific hardware version (e.g., V5.5.x or V5.7.x) on the camera's label or through the SADP tool .
The search results will show available firmware packages for your camera family. Match your specific sub-variant and current hardware revision. ds-2cd1021-i firmware download
Your camera expects firmware from a specific region (China vs. international), and the file you provided does not match. To resolve this, you must obtain the correct firmware version for your camera’s region. If you cannot find it, contact Hikvision technical support directly.
Look for the "IPC_Ex_Series" or "EasyIP" firmware branches. The DS-2CD1021-I typically belongs to the E3 or E1 series. Step 3: How to Install the Firmware Go to and ensure your camera is added and online
The is a popular 2 MP fixed bullet network camera from Hikvision. Because firmware varies by regional hardware versions (e.g., International, Chinese, or E-series), it is critical to verify your device's current version before installing new files. Official Firmware Sources
Some users consider (e.g., Unlocked, ONVIF-only, or “Hacked” versions). We strongly advise against this for professional deployments. Benefits are minimal (e.g., removing region locks) but risks include: To resolve this, you must obtain the correct
Stick with official from Hikvision.
This camera is widely used in small-to-medium security deployments. Regular firmware updates fix bugs, patch security vulnerabilities, and occasionally add new features.