QuickBooks Desktop Won’t Open is a frequent problem that can be brought on by corrupted application files, installation mistakes, or issues with system compatibility. Users are unable to access their company files because of this problem. Resolving incompatibilities and restoring normal software functionality can be accomplished by fixing the installation, launching QuickBooks Tool Hub, or restarting the computer. If you experience any problems, call the QB support team at 1.855.738.2784.