Performing a clean install for QuickBooks Point of Sale for Desktop

Published by John Smith at September 27, 2018

Consider points before performing the QuickBooks clean install for QuickBooks POS

Always keep a backup of the data so that it can be used in future and no data is lost
Download file or the CD which can be used to install QuickBooks Point of Sale for desktop
The product number and license for clean install QuickBooks should be present
Log in the system as windows administrator for following the next steps of installation
Make sure the device which you are using can be restarted for completing the installation

Now you know the pre-requisites for this process, let’s learn what the next process is.

Step 1- Uninstall QB Point of Sale

First Go on the keyboard and click Windows + E to open the Computer Window
Next, click ‘Uninstall’ or change program
Now in the programs list, Press ‘Point of Sale’ and press Uninstall
Now, follow all the instructions to Uninstall Point of Sale
You also need to Uninstall Microsoft .NET Framework ( Point of Sale versions 2010 & 2013 only)
Next, right-click ‘Windows Start’ option and press the ‘Control ’
Now select Programs and features
Now choose Microsoft .NET Framework 4 Client profile and press ‘’
Once finished, choose Microsoft .NET Framework 4 extended profile and press ‘’
Now Navigate to c: \Windows\Microsoft.Net\Framework directory & rename folder that says ‘V4.0.XX’.

Also Read: Resolve qbdbmgrn not running on this computer

Step 2- Rename QuickBooks Point of Sale Folders

If you are uninstalling from the server computer (or the computer where the POS data file is locally saved), in that case, copy the Point of Sale data folder and paste it to the Desktop.

Navigate to c:\users\public\public documents\intuit\QuickBooks Point of Sale XX
Look for the Data Folder
Now right-click on the Data folder and click ‘’
Now go to desktop and paste
Right-click the pasted folder and choose Rename. You can rename the folder as a copy of POS Data MMDDYY.
Now rename ‘QBPOSDBSrvUser’ folder and the user login
Navigate to c:\users\
Search for QBPOSDBSrvUser Folder and right click and choose ‘’
Now rename the folder as ‘’
Now you can delete QBPOSDBSrvUser windows user
Press on Windows start and choose Control Panel
Press on User Account control window and press on Continue.
Select the ‘QuickBooks POS Database server user’ and press ‘Delete’ account
Check and confirm the folder is deleted
Reboot your computer

Step 3- Reinstall QuickBooks Desktop Point of Sale

First download QuickBooks Desktop Point of Sale
Now go to the location where QB POS was saved when you downloaded it and now double-click on QB POS executable file to run the Point of Sale Installation.
Choose ‘Yes to All’ if you are asked to overwrite the existing extracted files
Now choose ‘NEXT’ to start the installation
Read the software license agreement & select agree to ‘I accept the terms in the license agreement’ and press Next.
Now enter your License & the Product numbers and click
Now choose the number of users to be used for POS
- For Single User- Choose ‘Only this computer’ and perform the installation process.
- For Multiple Users- Choose two or more computers and choose if it is the Server or Client Workstation.
  1. Server Workstation- Server Workstation generates and retains the company data and is the first workstation where QuickBooks POS is installed.
  2. Client Workstation- It is usually the cash register utilized to help customers in regular sales and has access to the program.

Note: In case you need to modify the Installation type of Point of Sale from server to workstation then you need to Uninstall and Reinstall the program again.

Now press Install to continue else ‘Back’ if you require to go back and review any of the previous screens.
Restart your computer and now Open QuickBooks Desktop POS, to begin with.
Once the installation is complete, now Activate and open QB Desktop POS

This completes the Clean Install process. It rectifies QuickBooks Damaged function problem. Follow all the steps and pre-requisites properly to perform the process properly. In case you did not create any backup of the data then it imposes an issue of how to retrieve that info. Follow the below process in that case.

Also Read: How to use QuickBooks connection diagnostic tool?

How to Restore your Company File?

Note: In case you could not make a backup then restore the ‘qbpos.db file’ placed in your data folder.

First, Open QuickBooks POS for Desktop and make a new company file with the name you require to use and then restore the backup created.
Once the file is restored and you recognize it as correct, next is to verify that you close and Re-open the POS without any errors, get connected with Point of Sale machines and then connect with QB Desktop (if applicable).
Now register QuickBooks POS for the desktop again

Note: QuickBooks Point of Sale and QB Desktop share few licensing files. You need to confirm that you can open QuickBooks Desktop and then register when asked. Now if you want to remove the Data Folder from the desktop, then you can move it to another folder such as the ‘Public documents/ Shared Documents’ but do not eliminate them.

Hopefully, the blog was comprehensive and detailed enough to provide you all the required information on how to use QuickBooks Clean Install for QuickBooks Desktop Point of Sale. Complete all the steps in the sequence given above to avoid any discrepancies. If you need any help at any time, you can speak to an expert technician at QuickBooks Support number +1-855-365-6O12.