Error: This patch package could not be opened. Verify that the patch package exists and that you can access it or contact the application vendor... While trying to download and install Adobe Reader.

Question

Original title: Windows Installer error Message

Error Message says:  Windows Installer

This patch package could not be opened.  Verify that the patch package exists and that you can access it or contact the application vendor to verify that this is a valid Windows Installer patch package.

I'm trying to install Adobe Reader and when I do it downloads until it's ready to be install and then I get the Error message

Ideas:

• Programs you are having problems with
• Error messages
• Recent changes you made to your computer
• What you have already tried to fix the problem

Answer 1

Hi,

1. From which website did you download the adobe reader?
2. Which version of adobe reader are you using?

**Step 1:**Uninstall the older version of adobe installed on your computer and then, check of the issue.

Refer:

http://windows.microsoft.com/en-US/windows7/Uninstall-or-change-a-program (This article can also be using for windows vista.)

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**Step 2:**You may try the steps provided under ‘Solution 2’ from the below article and check if this helps.

http://kb2.adobe.com/cps/400/kb400924.html

ImportantThis section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:

322756 How to back up and restore the registry in Windows

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Thanks and Regards

Umesh P - Microsoft Support. Visit our Microsoft Answers Feedback Forum and let us know what you think.

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