What to do when QuickBooks Won't Open?
These are the typical reasons why QuickBooks Won't Open. A frozen QB screen could occur if the firm name is longer than permitted. Alternatively, a faulty PC hard drive could render QuickBooks Desktop unusable. Instead, a damaged QB software installation or the file may have an effect on the application's overall performance.
You might be running a corrupted or out-of-date version of Windows, for example. The problem could be also caused by a broken QBWUSER.INI file. In the same way, if it's not on the gadget.