I always have a question when I play Fortnite Duo Arena I have a 10-ping and it is constant.
However, if I play Arena SOLO, I have a constant 50 ping with which you can't play.
On my PC it can't be because I have since 2 days new with a 2070 Super and a Ryzen 5 3600
Then the servers are probably not in the same place.
Have you set North America East as the server region? Then you would play solo on American servers and duos on European ones, provided your mate is a group leader and has set EU as a region
No, unfortunately not the case
Hm could be