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I have a DS-2CD2387G2-LSU/SL and just upgraded the firmware to version V5.7.13 build 230504 from version V5.7.10 Build 220720 but now the White Light option is missing as a event trigger. I have tried downgrading the firmware but it says Firmware too old and fails to downgrade. Does anyone know...

Hello, I have a problem with playback on a DS-7708NI-I4 / 8P where it will not display the recorded footage even if I am only trying to playback one camera. The system currently has 4 cameras but when adding a fifth this problem happens where I am unable to playback footage from the any of the...

I have a DS-7608NI-I2 / 8P Firmware Version V4.60.000 build 211129 and a DS-2CD2386G2-ISU/SL camera (not the C version) and Intrusion Detection is not triggering recording. Settings are I have Basic motion detection on to record general motion but I have intrusion detect on to capture when a...

Please can someone give me advice on wall mounting a 5 series DS-2CD5546G0-IZHS without using a wall bracket. First of all there will be no problem with gimbal angle but what I would like to know is the camera only has a mark "Front" on it so what would be the preferred position of this dome or...

I have just upgraded the firmware on all my cameras to V5.5.82 build 181211 and I have been considering upgrading my NVR (DS-7616NI-I2 / 16P) firmware from V3.4.96 build 170921 to V4.1.63 build190111 Other than the GUI changes are there any improvements on picture quality or compression? Are...

Hello Phil, would it be possible for you to do one of your brilliant reviews on the new Hikvision 12MP cameras please? More specifically if possible the DS-2CD55C5G0-IZS and a test of it's ability to show clear moving images at night. Thank you :)

Hello everyone. Great forum you have here, very informative. I have a question regarding a DS-7616NI-I2 / 16P NVR. When viewing full screen a single channel using the main stream the picture freezes for about a second every 20-30 seconds. Playback of the footage during these freezes does not...