Followed app install procedures but software won't show in app qube

[fsflover]

@Brad

But mullvad does not appear in qube settings > applications.

Installing Software in Qubes from .deb / .rpm

Continuing the discussion from How do I create a standalone VM?: Please note: This is not the standard method of installing software in Qubes. Only use this when you’ve exhausted all other options, if at all. Security disclaimers In this guide multiple sacrifices are made for convenience. Make sure you understand their implications and proceed only if these are acceptable for your particular situation. These include: Not verifying software signatures (due to their unavailability…

See also: How to install software | Qubes OS.