ContributionsMost RecentMost LikesSolutionsHome Internet Lite with weak 2-bar signal. Anyone know if an external antenna and amplifier will increase the horrible 0.09 upload speed during high tower traffic time? Re: Some websites won't open only when using wifi I had one on trial for three days. It worked just like yours, good for two hours and useless the rest of the time. I’ve narrowed itdown to a weak signal (two bars) and deprioritization during network congestion.