Steam

If you change to a real place, then go to the menu "about account" ----> "change the country of the store", fill in the fields and click on "ready"
If you want to change to a country in which you do not live, then install the VPN before starting the above procedures on the PC and there you expose the country you want to put in the incentive.

steam / settings / downloads / region

in settings

Android has an excellent vpn for this,
write to HP if you are interested

Want to buy a cheaper toy? )) I tried it somehow, but it didn't work

try a VPN

Only through vpn in settings

If I'm not mistaken, this function has been removed since yesterday.

this can only be done using vpn