QuickBooks POS Invalid Product Number- Error 176109

QuickBooks is one of the most-used accounting software these days. Like every software, there are some errors that a user can face while working on the QuickBooks software. QuickBooks POS invalid product number is one such error. The error code of this problem is QuickBooks error 176109. Some people still do not know what to do if they face this error. So keeping this in mind, we have come up with a full article about this error. We have mentioned different ways in which you can resolve this error easily. There are different ways and you can choose one whichever works best for you.

What Does QuickBooks Error 176109 Mean?

You might face this error often. You face this error if there is any corruption or correction in your point of sale product key number. You get this error majorly if your product number is missing or maybe your files are corrupted. If you are trying to open QuickBooks point of sale you might have to face this error. There are chances that your QuickBooks software does not have permissions as an administrator or does not have all the permissions that it requires. We have tried to help you to resolve this error in the below sections. Know how can you set up and install the QuickBooks desktop on your system.

How To Resolve QuickBooks Error 176109?

In this section of this article, we are providing you with all the ways that you can try to resolve the QuickBooks error 176109.

Method 1: Rename the WS activity file

The first method is that you can try to rename the WS activity file. Follow the below steps:

• In your windows explorer, search your QuickBooks point of sale file. You can find it in your C drive.
• Go to the WS file and right-click on the file. A menu will open. Look for the rename option.
• You will be needed to prefix OLD with your WS activity file. 
• You are required to repeat the same procedure.

Method 2: Remove all the content of the client entitlement folder

The next method is to remove all the contents that are present in the entitlement client folder. You can do it either manually or automatically. We have mentioned steps for both ways:

Automatically delete content

Follow the steps below:

• If you want to remove the contents of the client entitlement folder, you will need a clear entitlement tool. You can download it on your system.
• A zip file will be downloaded. Make sure you unzip the file on the desktop.
• Once you have unzipped the file, right-click on it to run.
• You will be required to run the QuickBooks point of sale and register again.

Delete the content manually

If you do not want to download the tool, you can perform the process manually. Follow the below steps:

• The first step to delete manually is to find the folder using windows explorer. You need to open windows explorer and look for the client entitlement file.
• You may find it in your C drive in the Intuit folder.
• Open the client entitlement folder and press the Ctrl key and the A key. It will select all the files present in the folder.
• Press the shift key and delete key to permanently delete the items.
• once you are done with it, You are required to again start the QuickBooks point of sale and register again.

Method 3: Reinstall the QuickBooks point of sale using a clean install

This is the last solution we have come up with. If you are opting for this option, make sure you make up a back up of your existing files. You can also use QuickBooks clean install tool to reinstall the QuickBooks on your system. know everything about the QuickBooks clean install tool. Follow the below steps.

• From your control panel, look for the QuickBooks point of sale software.
• Click on change or uninstall a program. You can then click on the uninstall option.
• Once it is uninstalled, go to the point of sale folder.
• You are needed to rename every file or folder present. Prefix old in front of them.
• Once you are done with this, you will have to install the point of sale software again.
• The next step is to restore all the backup files that you have created earlier.
• Lastly, open the software and check if your issue is resolved or not.

Method 4: Restore the system to an earlier point in time

Perform the following steps to restore the system to a previous time point:

• Make sure to start your computer after logging into Windows as an administrator.
• Navigate to all applications and the Start menu.
• Additionally, select Accessories, then System Tools.
• Next, select the option for System Restore.
• Furthermore, click Next after moving to a new window and restoring my computer to an earlier option.
• To proceed, click next in a confirmation window.
• You can restart your computer once the restoration process is complete.

Method 5: Resolve installation issues through the install diagnostic tool

Installation issues may cause you to get the “QuickBooks invalid product number” notice. Use the QB install diagnostic tool in these circumstances:

• Go to the Intuit website and select the QB tool hub download link.
• Save this file from a location where it will open without any problems. It can be the downloads folder or the desktop.
• Double-click the QuickBooksToolHub.exe file after it has finished downloading.
• Accept the license agreement and InstallShield’s instructions.
• Open QuickBooks Tool Hub after the installation is complete.
• To choose Installation Issues, move the mouse.
• Select the QB install diagnostic tool option.

• Launch the application and complete its development.
• To see if the problem still occurs, try opening QB once more.

Method 6: Create a new Administrator in Windows

The “QB POS invalid product number” notice may appear if you are not installing your program using a Windows admin user account. Making a new Windows user while giving them administrator rights will be beneficial in these situations. Here’s how to accomplish it in various Windows versions.

Windows 10/11

• Choose the Accounts option after selecting Settings from the Start menu. Select Family & Other Users (in specific Windows versions, it can say Other Users).
• Select the “Add Account” option after checking the box next to “Add Other User.”
• Select “I don’t have the sign-in details for this person.” Next, select “Add a user lacking a Microsoft account,” which will appear on the next screen.
• Click Next after entering your login, password, or password hint or selecting the security questions.
• Go to the Start menu > Settings > Accounts and change a local user account to an administrator account.
• Tap the change account type option after selecting the account owner name within Family and Other Users (you must view “Local Account” beneath the account name).
• Click the OK button after selecting Administrator from the Account Type tab.
• Use the newly established administrator account to log in.

2011 and 2008 R2 versions of Windows small business server

• Open the Start menu.
• Click on Windows SBS Console after selecting All Programs and then Windows Small Business Server.
• Select the Add a new user account option after tapping Users and Groups.
• After filling out the user details, continue with the Add a New User Account wizard.
• Give the new user administrative privileges.
• Click Finish after you’re finished with these steps.

After creating the new user, exit Windows and return with the freshly generated login credentials. After that, continue with your QuickBooks Desktop installation and activation.

Conclusion

This was all about the QuickBooks error 176109. You will be able to solve the error by pursuing ay of the methods that we have mentioned above. In case one method didn’t work for you, you can try another. And if none of these worked for you, contact our QuickBooks Enterprise support team.

Frequently Asked Questions