I have installed the package from Pypi. I was able to install all dependent packages as listed in the README.
I try to open the GUI from terminal using
$ firedm
>> Load previous download items from /home/aguru/.local/lib/python3.8/site-packages/firedm
>> -------------------- FireDM --------------------
>> Starting FireDM version: 2022.4.14 Non-Frozen
>> operating system: Os: Linux - Platform: Linux-5.4.0-109-generic-x86_64-with-glibc2.29 - Machine: x86_64
Distribution: ('Ubuntu', '20.04', 'focal')
>> Python version: 3.8.10 (default, Mar 15 2022, 12:22:08)
[GCC 9.4.0]
>> current working directory: /home/aguru/.local/lib/python3.8/site-packages/firedm
>> FFMPEG: , version:
>> Tkinter version: 8.6.10
>> AwesomeTkinter version: 2021.11.8
>> Pillow version: 9.1.0
>> PyCUrl version: PycURL/7.45.1 libcurl/7.68.0 OpenSSL/1.1.1f zlib/1.2.11 brotli/1.0.7 libidn2/2.2.0 libpsl/0.21.0 (+libidn2/2.2.0) libssh/0.9.3/openssl/zlib nghttp2/1.40.0 librtmp/2.3
>>
>> controller.get_d_list()> sending d_list
>> url watchdog active!
>> systray disabled in settings ...
>> Gui Loading time: 1.22 seconds
url_watchdog, new url: https://www.youtube.com/watch?v=T1HWSFe6P6Y
Gui terminated
>> settings saved in: /home/aguru/.local/lib/python3.8/site-packages/firedm/setting.cfg
>> downloads items list saved in: /home/aguru/.local/lib/python3.8/site-packages/firedm/downloads.dat
Gui terminated
I tried downloading https://www.youtube.com/watch?v=T1HWSFe6P6Y but was unable to download video as it downloads the html file.

Checked for ffmpeg
$ ffmpeg --help
ffmpeg version 4.2.4-1ubuntu0.1 Copyright (c) 2000-2020 the FFmpeg developers
built with gcc 9 (Ubuntu 9.3.0-10ubuntu2)
Am I missing something?
I have installed the package from Pypi. I was able to install all dependent packages as listed in the README.
I try to open the GUI from terminal using
I tried downloading https://www.youtube.com/watch?v=T1HWSFe6P6Y but was unable to download video as it downloads the html file.

Checked for ffmpeg
Am I missing something?