This is what I did.
- I did the steps in cmd like you said
- I pressed restart and at the restart it said scanning and repairing C for like 3 min. After that i got the Windows log in screen.
-...

I tried to defrag it, bit i dont know if of was finished because de C disk dissapeared in the defrag screen. Afterwards the disk error reappeared. Scanning now

Havent got the error anymore, but the booting time is still 30 + minutes. After booting the first 30 minutes even my task manager is not responding after opening the app.

Hey,

A week ago my computer was getting very slow and i was getting driver errors. After restarting the computer and repairing the driver, I was still getting this error.
I scanned my computer...