The QuickBooks Tool Hub 1-844-476-5438 is not shutting down. It is a tool provided by Intuit to help users fix common errors and issues with QuickBooks Desktop.Customers can access a variety of tools for resolving application errors, installation problems, company file problems, and more by downloading and utilizing the QuickBooks Tool Hub. When it comes to troubleshooting and fixing different difficulties that arise when using QuickBooks, the QuickBooks Tool Hub is an invaluable resource for users.