Yes, elementary OS 5 Juno now supports PPA (unlike its previous version).
To install it, type in the following command: sudo apt install gdebi 5. deb files by performing a right-click on them open in GDebi Package Installer. I prefer it because it lets you know about the dependencies even before trying to install it – that way – you can be sure about what you need in order to correctly install an application. So, you need an additional tool to help you install. deb files by just double-clicking it on elementary OS 5 Juno. To install a codec in order to facilitate playing video DVDs: sudo apt install libdvd-pkg 4.
To specifically install Libav: sudo apt install libavcodec-extra To get certain proprietary codecs: sudo apt install ubuntu-restricted-extras Here’s what you need to enter in the terminal: So, just to be able to play almost every format of multimedia, you should install the codecs. However, there are a lot of file formats when it comes to multimedia. I’ve tried playing MP3/MP4 files – it just works fine.
Depending on what corner you prefer, choose an appropriate action (refer to the image below – that’s what I personally prefer as my settings).