QuickBooks permits multiple users to work on the same company file at the same time. This feature helps in increasing collaboration and enhances productivity. Each user must have the QuickBooks license to use the multi-user mode in QuickBooks. The issue with QuickBooks desktop multiple user’s model arises when the user is trying to launch the company file which has been located on another PC. In this case, you may not receive any error but it will automatically display QuickBooks Multi-User Mode Not Working Issue on another computer. Here we discussed how can Fix QuickBooks Multi User Mode Not Working Issue and their easiest way to solve this issue.