I have the 2012 model ue32es6710 and have the same issue that I only noticed a few days ago. After a few restarts it showed me some wireless networks and connected, but next time I used to TV it couldn’t find them again and now won’t find any. Have tried factory reset, dns tweaks, router restart. I was on firmware version 2007 and it randomly stopped working. I just manually updated it to 2008 and still not working.
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