How to register to a forum where almost all of my home computers where not accepted registration to use even if i use a vpn like protonvpn ?

[elreydelaswasas1]

How to register to a forum where almost all of your home computers where not accepted registration to use even if I use a vpn like protonvpn ?,, I have used computer but no smartphone, I have smartphone; I want to join a brazilian gaming forum< I have access to all my home computeta, I can olnly use home computers and the smartphones I mentioned ihave that I can use in my home