Battlenet app problem

Last 5-6 days i have problem with battlenet app. Cant login, reinstall or i am stuck in doing that.I have reinstall fresh new game, diseable all antivirus programs, upfate all drivers and windows and delete all battlenet folders like in app data or in program files . Yesterday i have menage somehow to install battlenet, and update game from it (7 gb ) and even playd one starcraft2 game. Entering in game, loading maps and entering lobby was few minutes long. Today i start laptop and again update agent not working or geting stuck. I have record video of tryng it. h t t p s:// Please suggest what to do more? Thx