It seems to be the internet provider. There is another thread with a blizz reply [Main Thread] Stuck at Logging into Game Server. (Dec 9th 2023) - #138 by When-tichondrius
It seems to be the internet provider. There is another thread with a blizz reply [Main Thread] Stuck at Logging into Game Server. (Dec 9th 2023) - #138 by When-tichondrius