Activity Stream

Normally there are at least 2 users on a system, your user account and the root user account.

Ok thanks, the / symbol was missing in front of etc, I have to be very careful, it's a moment to make mistakes. I visualize the list, I see that...

Sorry, DO NOT MIX REPOS !! I see what you're asking, but it would only work for a short time, and it will never be stable. Kali is a special...

sorry, my bad cat /etc/passwd

Just install an actual webcam app and it should work, there aren't any drivers needed for webcams, just something to use them. Most Debian based...

before you start metasploit for the first time using msfconsole, you need to actually creat the database it needs.. msfdb init msfconsole

hyper v platform is not fully enabled, expand it and enable everything..

Your using a VM so the USB ports are being virtualised so no GPU acceleration is available via USB ports.

in Kali tweaks menu, change server repos from community to cloudfare and resynch.

There are other places to get relevant info; https://unix.stackexchange.com/questions/651182/unable-to-connect-socket-connection-refused10061

you asked it to fetch (apt) and install a package named update.. apt-get update

unfortunately my crystal ball isn't working, exactly what was the error message?