If you have selected some option to Always use this app to open a file with, and you would like to undo this action, then this post shows how exactly to do this.

Want to see if you can run old-fashioned executable files on your Android phone or tablet? Here's how to use an exe file opener for Android.

By default, Microsoft Office apps use the browser and Online Office apps to open various hyperlinks and files. However, if you want to always open supported Office hyperlinks in Office desktop ...