http://uwb25d43nnzerbozmtviwn7unn7ku226tpsjyhy5n4st5cf3d4mtflqd.onion/posts/qubes/index.html
The basic formula is: Clone Template Install additional packages in the cloned Template Create an App qube based on the cloned Template Optional: Make this App qube a disposable For example, to install packages for working with documents, which are not included by default in debian-12 , clone it first. Go to Applications menu → Qubes Tools → Qube Manager . Right click on debian-12 and select "Clone qube". Name the new Template debian-12-documents .