wlan driver

I was cleaning my PC and my drivers were refusing to update so i did what i usally do which is delete the drivers then reinstall them, but now im unable to. Ive tried to do a factory reset, but that isn't working, what are some solutions? Would it just be easier to just install the OS over again?

I have this strange internet problem where occasionally, while using the internet, the internet itself will be disconnected and it will claim "Internet not found" with red x mark until I either sleep and wake it up or restart it. I saw that the lan driver is claiming to still be up to date, but...