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How to Resolve QuickBooks Error 1638? | Forum

Topic location: Forum home » Support » General Questions
Andrew Walker

Are you trying to fix QuickBooks error 1638 and can't fix it? Well, we can help you with that. QuickBooks error 1638 is an installation error that displays a warning message similar to the following: Another version of this product is already installed. If you are getting this particular error in QuickBooks, you might already have QuickBooks installed. You will need to find your version of QuickBooks and open it.

Solution Steps to Fix QuickBooks Error 1638

Step 1: Find your QuickBooks version.

Step 2: Open the QuickBooks program.

Step 3: Repair QuickBooks Desktop Perform the following steps in the following order.

Step 4: Reinstall QuickBooks Desktop Uninstall the QuickBooks Program

If QuickBooks error code 1638 persists, don't hesitate to contact our experienced QuickBooks error support team at +1-844-499-6700 for prompt assistance and expert guidance.

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