Enable Bluetooth:

sudo /etc/init.d/bluetooth start
or 
sudo service bluetooth start

Install a .deb file:

sudo apt install ./<file_name>.deb

Display Private IP address in LINUX:

hostname -I

or 

ip addr

Open WSL in PowerShell ( for Windows):

wsl

Open Remote KALI using WSL:

sudo service xrdp start
sudo service xrdp status

Check system process:

bashtop
or 
bpytop