Unexpected QuickBooks keeps shutting down might be caused by system problems, corrupted data, out-of-date updates, or software conflicts. Users may encounter unexpected crashes when completing tasks or accessing company files. To fix this, you must update QuickBooks, fix the installation, verify system compatibility, and make sure firewall or antivirus settings aren't preventing it from working properly. Call 1.855.738.2784 to speak with a QuickBooks expert for assistance.