1. download advanced system care di
sini2. install dan crack advanced system care
3. klik options
4. klik system optimization (didalam diagnose system)
5. ganti computer optimization jadi office work
6. klik turbo boost
7. klik config turbo boost
8. klik next 2x
9. pilih program yg tidak berguna untuk ditutup
10. klik next kemudian klik yes
11. klik finish
12. download realistic time cycle
disini13. copy file timecyc.dat ke (biasany di C:\Program Files\Rockstar Games\Grand Theft Auto IV\Grand Theft Auto IV\pc\data)
14. klik yes ketika windows meminta untuk menimpa file