half life

Hello, how are us? I hope you are fine :D I have Half-Life No-Steam, ESF 1.0 can run in my Half-Life No-Steam? Or this ESF 1.0 it's to be Standlone?

Ok so i had esf and was able to run it just fine but, i uninstalled it and half life because i just didn't play it and wanted some extra CPU space. recently when i installed it nothing went wrong (of course i installed Half Life first) but when i try to open the esf shortcut it just opens half...

So my friend used the (right) shift key to toggle fly and has been using that for years, all of a sudden it doesn't work anymore. I tried it myself to see if it wasn't just him and his friend and the same happened with me as well. However, we're all able to bind it to other stuff (confirmed with...