The File Extensions Database

.AO File Extension

  • Developer by: Green Parrots Software
  • Category: Page Layout Files

What is an .AO file?

.AO is ActionOutline Outline File

Outline created and used by ActionOutline, an application used to organize a user's thoughts and ideas; stores an outline layout, which includes information about text, styles, images and other items.

ActionOutline is designed to help you organize your ideas in a tree outline form. You can cut and paste branches, arrange items, place checks or tags next to listed items, print data, link to local or web files, and search information.

Programs that open ActionOutline Outline File
Green Parrots Software ActionOutline

How to solve problems with AO files

  • Associate the AO file extension with the correct application. On :
    Windows: Right click on any AO file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.AO files". Mac: Right click (or Ctrl-click) the AO file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .AO is ActionOutline Outline File. Because only the current version supports the latest AO file format. Search, therefore, e.g. on the Green Parrots Software manufacturer website after an available .AO is ActionOutline Outline File update.
  • To make sure that your AO file is not corrupted or virus-infected, get the file again and scan it with antivirus software.