How to fix QuickBooks Error 1618?

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QuickBooks Error 1618 usually appears on your screen with the following warning message: Error 1618. When you run the setup program to install the QuickBooks program, you receive the error message “ERROR_INSTALL_ALREADY_RUNNING. This issue occurs when multiple Windows installers are running at the same time.  There are many factors that can cause such errors, which we will discuss later in this section. Read this post to the end for more information about this error. Alternatively, you can contact our technical support team at +1-844-499-6700 for immediate assistance and guidance.

What causes QuickBooks error 1618?

There are many possible factors that can cause such an error. Let’s take a look:

·         If your Windows registry is corrupted, errors like this can occur.

·         Another reason may be that the program files were accidentally deleted.

·         A similar problem can occur if QuickBooks is infected with a virus.

See also:: QuickBooks error 1402

Steps to Fix QuickBooks Error 1618  

You can try to fix QuickBooks Error 1618 by simply installing and running the QuickBooks Installation Diagnostic Tool. Here are the steps to take:

·         First, close all open applications and close QuickBooks.

·         The next step is to download the QuickBooks Tool Hub file and save it somewhere you can easily access it.

·         Next, the user needs to open his QuickBooksToolHub.exe file and install it.

·         Click on I agree to the terms of use when a popup appears.

·         Also, go to Tools Hub and select Installation Issues.

·         To complete the process, you must run the QuickBooks Installation Diagnostic Tool to resolve any issues.


As we end this post here with the hope that users can fix QuickBooks error 1618 after reading this post carefully. However, if you have any questions about this error or if QuickBooks error 1618 continues to cause problems, you can always contact our technical team at +1-844-499-6700. Our experts will answer all your questions.

Other Imp Links: QuickBooks Error H202

                          QuickBooks desktop trial links 

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