This I use only to save the current ringtones off my phone, since I know that when there’s a new Sense version: all the ringtones will be replaced.
It’s pretty simple really. With a file manager app on your phone (or Android Debug Monitor on your computer) go to
Where you have folders for alarms, notifications, ringtones and ui.
As it’s read-only you can’t really do much there, if you want to compress the Audio folder you first need to copy it to user storage on your phone and compress it from there.
Want to get your ringtones and alarms etc to show up in the correct places? Read more HERE