Looking for a program to safely erase the hard drive?

su
3

My laptop does not find the Wi-Fi so it is not displayed. So it is only displayed lan but no Wi-Fi. With the keyboard FN and with me 6 signal signs for Wi-Fi I can't get it either. Windows 7

Can someone give me tips

Ch

What does deleting the hard drive have to do with the undetectability of the WLAN signal?

su

Are 2 questions… I think I have to download drivers

Ch

Safely erase hard drive: Darik's Boot and Nuke (DBAN)

WIRELESS INTERNET ACCESS:

Does your laptop see your smartphone when you configure it as a hotspot? (Goes to Android today via the menu that can be wiped from above)

Does a live system (like Knoppix) see the WLAN?

Is a WLAN stick recognized? Is a WLAN recognized with the WLAN stick?