How to Use the QuickBooks Install Diagnostic Tool
https://quickbooktoolhub.com/t....ools/quickbooks-inst
The QuickBooks Install Diagnostic Tool will fix installation and update issues in QuickBooks Desktop caused by .NET Framework, C++, or MSXML errors. To use it, download the tool from the Intuit website. Once downloaded, close all programs and run the tool by double-clicking the downloaded file. It will take up to 20 minutes to scan and fix.
After the scan is complete reboot your computer to apply all fixes. Then try to install or open QuickBooks Desktop again. If the issue still persists, make sure your Windows is up to date as missing updates can cause QuickBooks installation issues. The tool will fix most issues but for complex errors you may need to contact QuickBooks support. Always back up your data before running diagnostic tools to avoid data loss.
