Music files don't have thumbnail preview in both file manager and audio player? Here's how to fix by adding album cover

Debian defaults to Firefox ESR focused on security fixes and policy updates. For those prefer the latest feature release, here are different ways to get it

WebP image files do not open in default image viewer and show as unknown images in file manager in Debian 11 and Ubuntu up to 21.10.

Thanks to WebUpd8 who created the script and Linux Uprising that maintains PPA, installing Oracle Java JDK is easy in Debian and Ubuntu based Linux