Can I install mkusb in Ubuntu live USB?

I want install mkusb in persistance live Ubuntu COMRADE but I use mkusb in live usb Ubuntu not original Ubuntu so . How to install mkusb in persistance live usb(not original)

Solution 1:

Installing mkusb and dus to Persistent USB

Mkusb and dus can be installed to Persistent USB exactly the same as to an Installed drive:

sudo add-apt-repository universe
sudo add-apt-repository ppa:mkusb/ppa
sudo apt update
sudo apt install mkusb
sudo apt install usb-pack-efi

Version dus and guidus seperately

sudo apt install dus
sudo apt install guidus

Ref:

https://ubuntuforums.org/showthread.php?t=1958073&page=95&p=13961108#post13961108