Install
https://xstreamloader.techweb.at/en/index.html
Add the showup.py plug-in
https://github.com/Damianonymous/streamlink-plugins to the Plugins folder (...\streamlink\plugins\) in Streamlink
Or a script with many improvement options, also giving ready links:
Install:
https://tampermonkey.net/
Install script:
https://dl.dropboxusercontent.com/s/.../SUTEK.user.js
Or a fully automated recording application:
Install:
https://nodejs.org/en/
Install:
https://github.com/sstativa/showuptv-node