- To begin, launch the downloaded QuickBooks Tool Hub.
- Now, on the Tool Hub window, select Program Problems.
- Select QuickBooks Install Diagnostic Tool from the drop-down menu.
- After that, the program will begin to run, and it can take up to 20 minutes to detect and repair the Microsoft component faults that are causing QuickBooks to crash when opening.
- After the program has finished, restart your machine and launch the QuickBooks application to see whether the application is still crashing or freezing.