woeusb : Depends: libwxgtk3.0-0v5 (>= 3.0.4+dfsg) but it is not installable

[noloader]

Hi Everyone. I am suffering through a Windows 10 ISO install on a laptop running Linux. The manufacturer only provides BiOS updates via Windows executables. Ugh...

I am following How to install WoeUSB on Ubuntu 20.04 LTS. When I attempt to install WoeUSB:

$ sudo apt-get install woeusb
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Some packages could not be installed. ...
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 woeusb : Depends: libwxgtk3.0-0v5 (>= 3.0.4+dfsg) but it is not installable
E: Unable to correct problems, you have held broken packages.

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Here's some info on the machine. Ubuntu 20.04, x86_64, fully patched.

$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description:    Ubuntu 20.04.5 LTS
Release:        20.04
Codename:       focal

This machine uses KDE and Plasma desktop:

$ plasmashell --version
plasmashell 5.18.8
$ kate --version
kate 19.12.3
$ konsole --version
konsole 19.12.3