How to change the region. (Tom Clancy's The Division 2)

I have a region Europe. The connection does not seem very, I don't know how to check. The connection icon red, I think it's a bad sign)) When looking for a clan, where you can choose the region that the players were from the same region - Europe, middle East, Africa etc. So the player can change the region. There is no answer. How to change the region?