RAINBOW SIX SIEGE WONT LAUNCH 2018 FIX

when i launch rainbow 6 my game says authenication error none of the tutorials helped me fix it so i had to try other ways anyway this is what i found and it works 100% of the time for me if it doesnt work for you please leave a comment and i will try help you fix it .... SUBSCRIBE AND LIKE FOR MORE CONTENT COMING SOON