How do I reset my default programs?

Usually, programs provide their own options to reset the application configuration to the default settings. For instance, in the Chrome browser you can reset all the settings by navigating to “Menu -> Settings” and then clicking on the “Reset Settings” button.

How do I restore default files and icons in Windows 7?

In Windows 7: click the Start menu and then choose Control Panel. Set the View by to Small icons and then choose Default Programs. In Windows 10 & Windows 8.1: Right click on the Start menu and then choose Control Panel. Set the View by to Small icons and then choose Default Programs.