Technical Fixes to Overcome QuickBooks Error 1638

jamesaultman812Hy8n
1 minute ago
3 min read

Sometimes, you install QuickBooks again when you already have one. This time, you may come across QuickBooks error 1638. It is mainly caused during installation or updates of the program due to Windows Installer defects, duplicate QuickBooks files, or a virus attack.

When this error occurs, you may notice the “Another version of this product is already installed” message on your screen. To help you resolve this problem, we have outlined up to 3 practical methods. Take a long jump into the page and try to implement the solutions as mentioned to effectively rectify the issue.

Main Contributors to the QB Installation Error 1638

A variety of factors can be responsible for the QuickBooks error 1638 you are encountering. see what they are:

It can occur due to restrictive firewall settings that block the QB installation.
You may get into this problem due to a virus or malware infection.
This issue occurs because the source from which you installed the application is damaged.
If you have not followed the installation guidelines properly, you may encounter such problems.

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Step-by-Step Guide to Solve the QuickBooks Error 1638

The following are the methods you can use to eliminate QB error 1638. See what the solutions are and how they need to be implemented.

Update Operating System

In Windows OS:

Go to the Start menu.
Click on the Settings option.
Choose Update and Security.
Tap on the Windows Update option.
After this, you need to choose Check for Windows Updates.

In MacOS:

Open the Apple menu.
Move to the System Preferences.
Click on Software Update and download and install the available updates.
Now, restart your system.

Run the QB Install Diagnostic Tool

Open the QB Tool Hub.
Click on the Installation Issues option.
Tap on QuickBooks Install Diagnostic Tool and wait for it to complete.
Let it work, and when it completes, restart your computer and install the application again.

Install the QB Selective Startup Mode

Open the Start menu and type msconfig into the search bar.
Right-click on it and choose Run as Administrator.
Head over to the General tab.
Choose a Selective Startup.
Now, you need to remove the mark from Load Startup Items.
Head to the Services tab.
Click on the Hide all Microsoft Services checkbox.
Choose Disable all.
Tap Apply, followed by OK.
At this time, you need to restart your computer.
Install the QB program again.
Open the Run window.
In the search bar, type msconfig.
Right-click on it to choose Run as Administrator.
Choose Normal Startup.
Tap Apply and then click OK.
Reboot your computer.

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In a Nutshell

By the end of the blog, you must have understood the reasons behind QuickBooks error 1638. For instance, a virus infection, a damaged source, and wrong firewall settings can interrupt the installation process.

To tackle this, you have been given up to three solutions that include updating the operating system, installing in Selective Startup Mode, and running the QB Install Diagnostic Tool. If you still have issues resolving it, don't wait any longer and connect with a professional at +1(855)-510-6487.