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Resolve QuickBooks Error 1603: Update Installer or Unable to Apply Patches

Author: Aliena Marion
by Aliena Marion
Posted: Jul 22, 2016
windows installer

QuickBooks is known as one of the significant accounting software for managing complete accounting tasks. To get the accurate information with QuickBooks, you always need to upgrade and install the latest updates. But, sometimes while updating it, you may get the error 1603. This error 1603 may also happen because of damaged Microsoft installer file or may be because of installation error support for QuickBooks. While installation of QuickBooks update you may find the error as:

Error 1603: The update installer got an internal error.

Error1603: Incapable to apply patch.

This issue is really critical, so you should instantly look for a technical support number for QuickBooks error to get the perfect resolution. You can also go through the procedure shown here in this article post.

Before proceeding to solution procedure, you first need to uninstall Windows 3.1and again need to install it. To install Windows 3.1, you can go through the steps shown below:

  • Go to the Start menu of Windows and, go to the Control Panel.
  • Now, you need to make double click on Add or Remove Programs. It will open the Add or Remove Program window.
  • Now, scroll down for the list of program that has been installed and check whether Windows Installer 3.1 has been installed or not.
  • If Windows Installer 3.1 is installed, then you need to click on Remove button and go through the instruction given there to remove it.
  • After uninstalling this Windows 3.1 installer, if it not installed again then you need to go Windows support page to install Windows installer 3.1 in a perfect way.
  • After successful installation of Windows installer 3.1, you need to install QuickBooks update again. If you find trouble in updating QuickBooks, then you can have support with QuickBooks technical help number.

See also How to have the Resolution of the QuickBooks Errors 6000?

Now, if you again find the error message while updating QuickBooks, then you can follow the steps as show below to avoid error 1603.

  • Go to a new folder and make a clean installation in selective start up.
  • Now download the updates for QuickBooks and install it.

This way, you can easily get resolved your QuickBooks error 1603 and could easily install updates for QuickBooks with no error message. If you are looking for more wide supports for QuickBooks, then you can call on QuickBooks technical support number and could have the complete solution for any error happening with your QuickBooks software. Read more about Fix Common QuickBooks Installation Errors Using the QB Install Tool at

About the Author

Aliena Marion have more than 3 years experience in writing about technical support service. Aliena enjoyed to write about QuickBooks, Quicken and Sage accounting software.

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Author: Aliena Marion

Aliena Marion

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United States

Member since: May 18, 2016
Published articles: 289

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