https://www.polygon.com/e3/2018/6/10/17391650/xbox-e3-2018-press-conference-live-stream-watch-online-play > Microsoft is once again hosting its E3 press conference during the weekend before the show, with the Xbox E3 2018 Briefing, as it is officially known, set for 1 p.m. PT / 4 p.m. ET on Sunday, June 10. > The show will likely look different from its previous incarnations — Microsoft had occupied the Galen Center in Los Angeles for years, but is shifting to the Microsoft Theater at LA Live this time around. That’s also where the company’s E3 offerings will be focused; there will be no Xbox booth on the E3 2018 show floor at the Los Angeles Convention Center, although Microsoft will still have a presence there with a Mixer booth.