i know you re good, so please help me

well, is so sad, to be like this, i just tried everything to correct a simple problem, "this program is unavailable in your country, i just changed the region, reinstall the game twice in the week, and when i do it it goes to 3.5, so i need to downgrade to 3.0.0 using the guide posted in the forum, but when downgrade happens the same error of unavailable in your country.......just imposible to play it seems....my question is, can you provide me a solution for this, or explain to me if im missing something cause i really want to play but im geting tired of this.....please some help!!!!!