Some of my drivers are missing n windows 10 technical preview when i try to install the win 10 preview it keeps telling me i have some drivers missing but it doesn't tell me what drivers are missing.. As with playing games in windows 10, it’s important to understand that the new os is backwards compatible with windows 7 and 8. it isn’t a new platform which requires new drivers.. How to find a missing driver and reinstall: step 1 : click on start and type