Add this to your Ublock filter
Code:
www.youtube.com##+js(nano-stb, resolve(1), *, 0.001)
www.youtube.com##+js(set, yt.config_.EXPERIMENT_FLAGS.web_enable_ab_rsp_cl, false)
www.youtube.com##+js(set, yt.config_.EXPERIMENT_FLAGS.ab_pl_man, false)
||googlevideo.com/videoplayback$xhr,3p,method=get,domain=www.youtube.com
Is working for me, so far