Edit:
Updated easier method to do it:
• Youtube TV on Chrome Browser | Easy Setup ...
Control the Youtube tab on your PC browser "just like the Youtube TV app".
Enjoy watching content on PC from your bed, keep surfing on the Phone :D
Added User-agent string in case links fail:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36 OPR/68.0.3618.173 Mozilla/5.0 (X11; Linux i686) AppleWebKit/534.24 (KHTML, like Gecko) Chrome/11.0.696.77 Large Screen Safari/534.24 GoogleTV/092754 / tv