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Effective Ways To Fix QuickBooks Error 1603

QuickBooks is an accounting software to manage the sales and expenses of a business on a daily basis. QuickBooks error 1603 occurs when Windows is unable to install Microsoft.NET Framework while updating QuickBooks. It is a common error for ProAdvisors or CPA firms that deal with multiple QuickBooks version. This error indicates that the update installer encounters an internal error. When you encounter this problem, you fail to carry out your business transactions, deal with customers or generate reports for planning and tax purposes. It is because of the slow performance of Windows and freezing of the computer for a considerable period.

Probable Causes: QuickBooks Error 1603

The factors we have discussed in the first paragraph are the primary causes of this error code. So now let us consider the secondary factors which are sometimes responsible for such an error.

  • This error occurs because of damaged Microsoft Windows Installer or damaged QuickBooks program files.
  • If you have ever made changes in the QuickBooks related software, then it can have adverse effects on the Windows Registry.
  • If virus or malware infects your PC, then it can corrupt Windows system files or QuickBooks related program files. As a result, when you use this software, you receive QuickBooks Error code 1603.
  • Another program installed on your PC may mistakenly delete QuickBooks related files and cause this issue.

How Can You Eliminate QuickBooks Error 1603?

We are mentioning below some of the convenient methods to get rid of this error in no time.

Install Latest Windows Updates

  1. Click on the ‘Start’ menu and select ‘Settings’.
  2. Click on ‘Updates and Security’ and select ‘Check for updates’.
  3. If you find any pending updates, then tap the ‘Install’ button to get these updates for Windows.

Repair Corrupted Registry Entries

  1. Type ‘command’ in the search box, hold ‘Ctrl’ and ‘Shift’ on your keyboard and press ‘Enter.’
  2. Click ‘Yes’ on the ‘Permission’ dialog box to continue with this method.
  3. Now type in ‘regedit’ in the ‘Run’ box and press ‘Enter’ to open Registry Editor.
  4. Then choose QuickBooks error 1603 related key, go to the File menu and select ‘Export.’
  5. Select a folder in the ‘Save In’ list and type the name for it in the ‘File name’ box.
  6. Go to the ‘Export Range’ box and check the box for ‘Selected Branch’ and click on the ‘Save’ button.

Repair .NET Framework Manually

Windows 10, 8.1 and 8

  1. Open Control Panel and click on ‘uninstall a program’ and select ‘Turn Windows feature on or off’ option.
  2. Check the box next to ‘.NET Framework 4.5 or later (4.7)’ to enable this feature and click ‘OK.’
  3. Reboot the computer and then verify the ‘.NET Framework 3.5 SP1.’
  4. If the feature is not enabled, then enable it and reboot the system. If the feature is already enabled, then turn off this feature and reboot the computer. Enable the same again and reboot the computer.

Now try to update QuickBooks and check that you have resolved this error.
Windows 7

  1. Close all the running applications on your computer and access Control Panel.
    Choose ‘Uninstall a program’ and select ‘Turn Windows feature on or off.’
  2. Enable ‘.NET Framework 3.5,’ click on ‘OK’ and reboot your PC.
  3. Check the box next to ‘.NET Framework 4.5 or later (4.7)’ to enable this feature and click ‘OK.’
  4. Select ‘ Microsoft .NET Framework 4.5’ on the ‘Programs and Features’ window and click ‘Uninstall’ and tap on the ‘next’ button.
  5. Follow the on-screen instructions to complete the uninstallation and then reboot your computer.
  6. Visit Microsoft’s website, download ‘.NET Framework 4.5’ or later and save the file to your desktop.
  7. Double-click on the file and install it correctly by the on-screen instructions.
  8. Finally, reboot your system to fix the issue.

Perform A Clean Installation Of QuickBooks

1) Uninstall QuickBooks Desktop

Search for Control Panel in the ‘Run’ box and open it.
Clcik on ‘Programs and Features’ and select ‘Uninstall/Change.’
Act according to the on-screen prompts to complete the process.
2) Rename QuickBooks Desktop Installation Folder

  1. Download ‘QuickBooks Clean Install Utility .exe,’ read the LicenseAgreement and click on the ‘I Accept’ button.
  2. Select the version of your QuickBooks desktop and click ‘Continue.’
  3. If you get a message that QuickBooks is ready for a clean install, then click ‘OK’ to install it to the default directory.

3) Update QuickBooks

  1. Visit the ‘Download and Update’ page of QuickBooks and select your QuickBooks product.
  2. Then select the correct version, click on the ‘Search’ button and tap ‘Get the latest updates’
  3. Click on ‘Save/Save File’ to start downloading the updates.
  4. After finishing the download, double-click on the downloaded file to install the updates.
  5. Wait until the installation is over and then restart the computer.

Scan Your PC For Virus or Malware

  1. Go to the ‘Start’ menu and search for ‘Windows Defender Security Center.’
  2. Click on ‘Virus and threat protection’ and select ‘Advanced Scan.’
  3. Now, tap ‘Full Scan’ and click on the ‘Scan Now’ button.
  4. If the search result detects viruses, then use an antivirus tool and remove them permanently from the PC.

Update PC Drivers

  1. Open Device Manager from the Start menu.
  2. Expand ‘Network Adapters’ and select your device.
  3. Right-click on it and select ‘Update Driver.’
  4. Now, select the ‘Search automatically for the updated driver software’ option.
  5. Windows starts searching for an updated driver, and install the same on your PC automatically.

Update Windows

  1. Go to the ‘Start’ menu and select ‘Settings.’
  2. Click on ‘Updates and Security’ and select ‘Check for updates.’
  3. If you find any available updates, then tap the ‘Install’ button to get these updates for Windows.

Perform A System Restore

  1. Type ‘System Restore’ in the search box and hit the ‘Enter’ key.
  2. Then open ‘System Restore’ window and enter the administrator password.
  3. Now, choose ‘Create a Restore Point’ from the search results to open the ‘System Properties’ dialog screen.
  4. After that click on the ‘Create’ button and then on ‘OK.’
  5. Add a description to the restore point to remember the point in time when you have created it.
  6. Click on the ‘Create’ button again and give some time to your system to create the restore point.
  7. The time to create a restore point depends upon the number of system files, Windows applications, system settings, and Windows Registry entries.
  8. Windows gives you a confirmation message if it has created the restore point successfully.
  9. Then you can close all the existing Windows on your PC and restart it to enable the restore point.

Clean Out System Junk

  1. Type ‘command’ in the search box, hold ‘Ctrl’ and ‘Shift’ on your keyboard and press ‘Enter.’
  2. Click ‘Yes’ on the ‘Permission’ dialog box to open an elevated Command Prompt.
  3. Type ‘cleanmgr’ command and press ‘Enter’ to launch the Cleanup tool.
  4. Select the temporary files in the and click ‘OK’ to delete the files.

Run ‘sfc’ Command

  1. Open the Command Prompt window and click ‘OK’ in the permission dialog box.
  2. Type ‘sfc/scannow’ in the Command prompt and press ‘Enter’ to launch the System File Checker. It will scan the computer and automatically fixes the errors in the system files.

If you apply the proper solution, then you will be able to fix QuickBooks error 1603 without any hassles.