Please according to camera system version to download the corresponding upgrade firmware.
E.g. If your system version is “S/W version 2.5.5.0_21322230”, the latest version you need to download is “S/W version 2.7.14.20_21322230”.
NVR_K9604-W_2_7_14_20_21322230
NVR_K9608-W_2_7_14_20_22322230
NVR_K9608-2W_2_7_14_20_22922330
NVR_K8204-W_2_8_8_10_21D22830
NVR_K8208-W_2_8_8_10_22D22830
