steam account

Hi, i got banned for soundmixers and i wanted to create new acc. I did twice with spoofers and got banned after 10games. Currently im using my second pc but fps are not stable (144hz monitor) so i want to buy new pc. The problem is i can change processor, SSD and motherboard with ram but my gpu...

Hi, guys! It is possible to clean this blocking? If is, prompt please who is for this purpose necessary, how much is and what data at themselves to have? P.S. By tradition I apologize, for my bad English :P