Only the QuickBooks Administrator can do this.
If you want to permit applications to access QuickBooks files automatically,
you might also want to restrict what those applications can do. You can do this
Using the Integrated
Applications preferences to restrict an application’s ability to access
Creating a user
specifically for the application login as and restricting the access
permissions of that user.
Integrate QuickBooks with other software
Learn about applications that integrate seamlessly with QuickBooks
Allow QuickBooks-compatible software to access QuickBooks files
Let QuickBooks-compatible software access files automatically