Uninstall & Reinstall QuickBooks Desktop Manually

Uninstalling and reinstalling QuickBooks Desktop manually is a thorough way to resolve persistent issues, ensure a clean setup, and maintain optimal software performance. This guide provides detailed steps on how to uninstall and reinstall QuickBooks Desktop manually, ensuring that your business operations continue smoothly without data loss.
Why Uninstall & Reinstall QuickBooks Desktop?
QuickBooks Desktop, while robust, can encounter issues such as:
Frequent crashes or freezes.
Corrupted company files.
Errors during software updates.
Connectivity issues with bank feeds or other integrated services.
Manually uninstalling and reinstalling QuickBooks can help eliminate these problems by removing corrupted files and ensuring that you are running the latest, clean version of the software.
Preparing for Uninstallation
Before you begin the uninstallation process, it is crucial to take the following preparatory steps:
1. Back Up Your Company Files
Ensure that you back up all your company files to prevent data loss. To do this:
Open QuickBooks Desktop.
Go to File > Back Up Company > Create Local Backup.
Select Local Backup and click Options.
Choose a location for your backup, preferably on an external drive or cloud storage, and click OK.
Click Next, then Save it now, and follow the prompts to complete the backup.
2. Note Down Your QuickBooks License and Product Information
You will need your QuickBooks license and product information to reinstall the software. To find this information:
Press F2 (or Ctrl + 1) while QuickBooks is open.
The Product Information window will appear. Note down your License Number and Product Number.
Uninstalling QuickBooks Desktop
1. Uninstall via Control Panel
Close QuickBooks Desktop: Ensure that QuickBooks is closed before proceeding with uninstallation.
Open the Control Panel:
For Windows 10/8/7: Press Windows + R, type Control Panel, and hit Enter.
Access Programs and Features:
Click on Programs > Programs and Features.
Find QuickBooks Desktop:
Scroll through the list of installed programs, find QuickBooks Desktop, and select it.
Uninstall:
Click on Uninstall/Change and follow the on-screen instructions to complete the uninstallation.
2. Delete Remaining QuickBooks Files and Folders
After uninstalling QuickBooks via the Control Panel, some files and folders may still remain. To ensure a complete uninstallation:
Show Hidden Files and Folders:
Open File Explorer.
Click on the View tab and check the box for Hidden items.
Delete QuickBooks Files:
Navigate to the following locations and delete the corresponding folders:
C:\Program Files\Intuit\QuickBooks
C:\Program Files (x86)\Intuit\QuickBooks (for 64-bit systems)
C:\ProgramData\Intuit\QuickBooks
C:\Users[Your Username]\AppData\Local\Intuit\QuickBooks
C:\Users[Your Username]\AppData\Roaming\Intuit\QuickBooks
Empty the Recycle Bin to permanently remove the deleted files.
3. Clean Registry Entries (Optional)
If you are comfortable with editing the Windows Registry, you can clean any remaining QuickBooks entries:
Press Windows + R, type regedit, and press Enter.
Navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Intuit\QuickBooks.
Right-click the QuickBooks folder and select Delete.
Repeat for HKEY_CURRENT_USER\Software\Intuit\QuickBooks.
Note: Be cautious while editing the registry, as incorrect changes can affect your system’s performance. Consider backing up the registry before making any changes.
Reinstalling QuickBooks Desktop
Once you have successfully uninstalled QuickBooks Desktop, follow these steps to reinstall it:
1. Download the Latest Version
Visit the QuickBooks Desktop Downloads & Updates page on the Intuit website.
Select your QuickBooks Desktop version and click Search.
Download the latest installer.
2. Install QuickBooks Desktop
Run the Installer:
Locate the downloaded installer file (usually in your Downloads folder) and double-click it to run.
Follow the Prompts:
Follow the on-screen instructions to install QuickBooks Desktop.
Enter Your License and Product Information:
When prompted, enter your License Number and Product Number that you noted earlier.
Choose Installation Type:
Select either Express (Recommended) or Custom and Network.
If you are unsure, the Express option is usually sufficient.
Complete the Installation:
Follow the remaining prompts to complete the installation.
3. Restore Your Company Files
After reinstalling QuickBooks Desktop, restore your company files from the backup:
Open QuickBooks Desktop.
Go to File > Open or Restore Company.
Select Restore a backup copy and click Next.
Choose Local Backup and click Next.
Browse to the location of your backup file, select it, and click Open.
Follow the prompts to restore your company file.
Post-Reinstallation Checks
After reinstalling QuickBooks Desktop and restoring your company files, perform the following checks to ensure everything is working correctly:
1. Verify Data Integrity
Open your company file.
Go to File > Utilities > Verify Data.
QuickBooks will scan your company file for data issues. If any issues are found, follow the prompts to resolve them.
2. Reconfigure Settings
Preferences:
Go to Edit > Preferences.
Reconfigure your preferences according to your business needs.
Payroll:
If you use QuickBooks Payroll, ensure that your payroll settings are correctly configured.
Bank Feeds:
Reconnect your bank accounts to QuickBooks Bank Feeds if necessary.
3. Update QuickBooks
Check for Updates:
Go to Help > Update QuickBooks Desktop.
Click on Update Now and then Get Updates.
Install Updates:
Once the updates are downloaded, restart QuickBooks to install them.
Troubleshooting Common Issues
If you encounter issues during the uninstallation or reinstallation process, consider the following troubleshooting tips:
1. Installation Errors
Error 1603: This is a common installation error. Ensure that you have administrative privileges and that all Windows updates are installed.
Error 1935: This error usually indicates a problem with the Microsoft .NET Framework. Ensure that .NET Framework is enabled in Windows Features.
2. Missing DLL Files
If you encounter errors related to missing DLL files, ensure that all system updates are installed and that the latest version of QuickBooks Desktop is being used.
3. Data File Issues
If you experience issues with your company file after restoration, use the QuickBooks File Doctor tool to diagnose and repair data file problems.
Seeking Professional Assistance
If you are uncomfortable with the manual uninstallation and reinstallation process, or if you encounter persistent issues, consider seeking professional assistance. Intuit provides customer support services, and certified QuickBooks ProAdvisors can offer expert help to ensure that your QuickBooks Desktop is functioning correctly.
Conclusion
Manually uninstalling and reinstalling QuickBooks Desktop can be an effective solution for resolving software issues and ensuring a clean, updated installation. By following the steps outlined in this guide, you can address common problems, maintain data integrity, and keep your business operations running smoothly. Always remember to back up your data and note down your license information before starting the process, and consider seeking professional assistance if needed.

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