Last night did you upgrade your Windows from Windows 8 to Windows 10? If yes and now you are trying to install QuickBooks software, then you can face QuickBooks Error 1603 Windows 10. The main reason responsible for such an issue is most probably more than one application is running on your Windows system. Whatever the cause for its appearance, there is an effectual solution. The required fixing guide is:
· Repair Microsoft.Net Framework.
· Reinstall Micorsoft.Net Framework properly.
· Uninstall your QuickBooks Desktop.
· Update your Windows from the previous version to the latest version.
· Download the QBInstallTool.exe file and run it simultaneously to fix the error.
Solution 1: Repair issues using QuickBooks Install Diagnostic Tool
This Quickbooks Install Diagnostic Tool can help you automatically diagnose and fix the QuickBooks update error 1603 issues related to Microsoft.Net Framework, C++ & MSXML components.
Below are steps that you may follow to use this tool:
Download Quickbooks Install Diagnostic Tool
Install and run the application
Furthermore, it might take 20-25 minutes to complete the repair
Finally, restart your computer
Solution 2: Repairing issues Manually
At times the Install Diagnostic Tool does not resolve many problems, therefore, we would be required to repair these components manually. Therefore, make sure you consult an expert if you are not fully sure about the troubleshooting. You’ll be required to follow the below steps in the order they have been mentioned to get an accurate solution of the problems:
Step 1: Download and Install Windows Updates
For Windows 10, 8.1 or 8
Firstly, click on the Windows Icon
Go to Settings
Meanwhile, go to Update & Security
Click on Check for Updates
For Windows 7
Click on Start Button
Go to Control Panel
Click on System & Security
Press on Windows Updates
Click on Check for Updates
Step 2: Restart the Windows Installer Service
Go to Control Panel
Secondly, click on System & Security
Go to Administrative Tools
Double click on Services
Look for Windows Installer Service
Click on Restart Service
Step 3: Repair Microsoft.Net Framework
Go to Control Panel
Click on Uninstall a Program
Click on Windows Features
Check the .Net Framework 3.5.1 & 4.5 options if not already checked
If already checked, uncheck the options
Restart the computer
Check the .Net Framework 3.5.1 & 4.5 options again
Restart the computer again.
More info: QuickBooks Cloud Accounting
Regards, Bruce