[HOW TO FIX] Counter -Strike Failed [failed to initialize authentication interface exiting]

[HOW TO FIX] Counter -Strike Failed failed to initialize authentication interface exiting.. Hope you Enjoy the Video if you do let me know in the comments if you not are a subscriber make sure to Subscribe to my Channel thats make me more happy and i will make more videos ;) ___________STEPS By STEPS___________ 1. Hold Down Win Key + R and [run] open op 2. next type in the run window ( regedit ) 3. dubble click on [ HKEY_CURRENT_USER ] 4. Scroll down until you find [ Valve ] 5. Delete Folder called [ Valve ] 6 close [ Regedit ] 7. Open steam / Exit / Close it 8. open steam again and go play Counter - Strike 1.6 again ;)