Thanks for the screenshots you've provided. To confirm, are you having trouble signing in to your account? If so, these steps may help you regain access to your account: https://yt.be/help/nr5L . Keep us posted.
No, my problem is not a connection problem, the problem is I mistakenly made my channel private under the advanced settings, and since then I cannot find my channel on YouTube, pls hep me and make it public as it was before, here is link to my channel : http://bit.ly/HitGistTv