Activate/Deactivate locked 1 star: F8.
Activate/Deactivate locked 2 star: F9.
How to install OneSTAR Popo:
1. Inside the file you just downloaded, you will find OneSTAR popo.asi & a OneSTAR Popo.SFV file.
2. Drop it in (your GTA V directory).
3. Done.