Microsoft Office 2013 only opens in safe mode
If the Microsoft Office 2013 applications "stop responding" and wont open unless opened with safe mode a potential fix is to disable Hardware Acceleration.
This is a fix for Office 2013 Applications crashing (stop responding) unless run in Safe Mode.
1. Run regedit (Win + R ; "regedit")
2. Browse to HKEY_CURRENT_USER\Software\Microsoft\Office\15.0\Common
3. Create a New Key and name it "Graphics"
4. Select Graphics, right-click on the right panel and create a New DWORD (32-bit) Value and name it DisableHardwareAcceleration.
5. Enter Value data as 1
Run application as normal