Aion Riftshade

hi, i want to play the game , every time i start the client it does not connect, 

i try to follow this topic : https://forum.euroaion.com/topic/19-possible-problems-with-the-game-client/

but didn't find a solution.

plz help 

PS: i 've tryed every alternative method of download but when i open the client there is this error

Hello!

You need to add the game to the antivirus and firewall white list, as well as windows defender. If that doesn't help, try using a VPN.