1. UPDATE: Hikvision firmware releases (NVR: 4.22.00 / Camera: 5.6.0) now supports a native plugin which allows for video viewing in Chrome and Firefox browsers. Hikvision's current use of NPAPI plugin for web browsers to display video no longer works in Google Chrome v45 (since September 2015) and in Firefox v52.0 released 7th march 2017. This means users will no longer be able to successfully.
2. Hikvision Plugin for Mac OS All IP cameras require a plugin to display their video stream in a web browser, and normally this poses no issue.

1. Hikvision Web Plugin For Chrome Mac Os
2. Hikvision Web Plugin For Chrome Macbook
3. Hikvision Web Plugin For Chrome Mac Download
4. Hikvision Web Plugin For Chrome Mac Browser

So it seems as of last week Firefox released a new version (52) which pretty much breaks all browser plugins apart from Flash (which is what rendered Chrome useless for this not so long ago). This means you may keep trying to install the WebComponents plugin but it does nothing. Thankfully there is a fix:

Hikvision Google Chrome Plugin Compatibility Issue (solved) January 31, 2019 Troubleshooting No Comments If you can't get your Hikvision device to show you live video in the Google Chrome and always get the annoying message to download and install the plugin over and over again, this article is for you.

How to use Firefox v52 to live view Hikvision device
1. Install the plug in first.
2. Open a blank page of Firefox and input about:config (where you normally type the web address)
3 Press Enter. Click on the, “I Accept the Risk” Button.
4. You will then be in the plugin section of Firefox.
Right click, then go to NEW from the dropdown list. You will have 3 options to choice from, you will need to select Boolean. Once you have done that, you will need to type the plugin name:
plugin.load_flash_only

Hikvision Web Plugin For Chrome Mac Os

Hikvision Web Plugin For Chrome Macbook

Click OK and choose “false” for the VALUE.
5. Exit firefox and reload the DVR/NVR web interface to 'accept' to run the plugin at the top of the page (all being well).

Hikvision Web Plugin For Chrome Mac Download

There were a few other steps recommended past this, but we have found this alone to do the trick.

Hikvision Web Plugin For Chrome Mac Browser

Adam