Tip: If the app that isn’t working is an instant app, try these troubleshooting steps instead.
To restart your phone, press and hold the Power button for a few seconds. If you don't see "Restart," press and hold the Power button for about 30 seconds, until your phone restarts.
I have an HP Pavilion g6-2197sa laptop running Windows 8.1.
Found this: DW20is an error-reporting application packed with Microsoft products such as Microsoft Office.Once installed, it collects information automatically when a Microsoft application unexpectedly quits, freeze or crashes; it then allows users to send the information to Microsoft for analysis.This report assists Microsoft in solving problems to improve future versions of the software. The file that's failing is located here: C:\Windows\Microsoft.During startup or use of an application, (most commonly a game / video application) the system or application will freeze, crash or exit to the desktop / a blue screen (BSOD).Additionally, an error message appears stating that the “Display driver stopped responding and has recovered” and may reference one of the following driver files: The issue occurs when the Timeout Detection and Recovery (TDR) feature available in Windows Vista® and Windows 7 detects that the graphics card (GPU) has not responded within a predetermined period of time and reinitializes it with the Windows Display Driver Model (WDDM) to prevent the need to reboot.