Use these procedures from "How to Unfreeze QuickBooks" if you come across a frozen version of the software: After reopening QuickBooks, have every user log out and restart your computer. Try upgrading the program, contacting QuickBooks support, or utilizing the QuickBooks Refresher Tool if the problem continues. Call 1-855-856-0042 to speak with a QuickBooks support agent directly if you require any extra assistance.