If at any point of time you encounter the problem where your QuickBooks are not working then straight away contact QuickBooks customer service number for instant help. But you can also take a few steps to get rid of this problem all by yourself. Here is what you have to do:

• Firstly download all the QuickBooks and run diagnose after installing it.
• As soon as you see the pop-up save the file and open it again in the after completing the QB installation.
• Now restart the computer.

For more: Quickbooks customer support phone number