Gnome Users Visit https://extensions.click on the Installed extensions reference at the top of the page and turn on the desired options or search for a variety of others (a reboot may be required to enable options).
When using Classic Gnome be aware that autoremove may cause issues when logging back into Gnome 3 (simply re-installing Gnome will recover lost extensions and other components).
Click on the Page tab and adjust the margins as desired (another well known editor uses 1" as the standard), click Apply then OK.
From the File Menu select Save As Template, click on My Templates followed by the Save button. If the template doesn't display in My Templates select Refresh from the menu that looks like a gear at the right.
Audacity is an Awesome Multi-track Audio Editor sudo add-apt-repository ppa:audacity-team/daily sudo apt-get update sudo apt-get install audacity lame libmp3lame0 FFMpeg is a cross-platform solution to record, convert and stream audio and video.