He/she means by server 3 as the update server 3, which is on the the enter game button once you open wlo.
The new wlo update, didn't allow you to update the patch from any other servers except server 3.
Leo Server:
Main Team: Killerkev, iluvkev, ChibiKev, KevyKev. (All rb at lvl 199)
Burst Teams: KeyCey, KeyCay, KayCey, KayCay. (All rb at lvl 180)
Others: ilovekev, xKev. (Non-rb)
Contacting Me~
MyAnimeList c:
