QuickBooks is accounting software that is designed to handle the financial operations of small and mid-sized businesses. Sometimes, its users come across some errors while installing QuickBooks. To deal with the software’s error QuickBooks install diagnostic tool is designed. The tool identifies the errors taking place at the time of QB installation and fix it without any hassles. The diagnostic tool is mainly equipped to manage and handle the multiple issues that occur with C++, .net framework, and MSXL.