Plex HTPC and SVP not working / FIXED

Edit: Fixed. I needed to disable HW decoding in Plex

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I am unable to get SVP to work together with Plex HTPC while I (mostly) followed the WIKI instructions, please advise
Source: https://www.svp-team.com/wiki/SVP:Plex_ … #Plex_HTPC
Plex HTPC

Replace Plex's mpv-2.dll with the one from "SVP 4\mpv64\": copy "C:\Program Files (x86)\SVP 4\mpv64\mpv-1.dll" to "C:\Program Files\Plex\Plex\mpv-2.dll"
Create mpv's configuration file in "C:\Users\<name>\AppData\Local\Plex HTPC\mpv.conf" with the following contents:

I assumed the lack of "HTPC" in the Plex path is a typo in the wiki? For the rest I copied the DLL and created the CONF file. I also set the ENV variables via the utilities menu of SVP.

When playing out content in Plex HTPC,  SVP is not detecting any playback.

Plex: