Sunday, October 1, 2023

How to Resolve QuickBooks Payroll Error Code 15243?

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Are you troubled by the installation or updated errors encountered recurrently in QuickBooks. These errors can be extremely annoying as they halt the update process and lead to the sudden crashing of the QuickBooks operations. A major group of error codes that is encountered by a large number of users when updating QuickBooks is the “QuickBooks Error 15xxx” series. One commonly observed error belonging to this series is the QuickBooks payroll error 15243.

QuickBooks Error Code 15243 appears in the form of an elaborate warning message which pops up immediately upon clicking on the “Update QuickBooks Desktop” in the Help tab. The major source of this error can be the incompatibility of the Windows Operating system with QuickBooks, conflicting programs running in the background, poor internet connectivity, and other causes, including the Windows Registry related issues, or the FCS service-related problems. Read this illustrative blog all the way till the end in pursuit of annihilating QuickBooks Update Error 15243.

Read Also: How to Troubleshoot QuickBooks Error Code 4120?

QuickBooks Error Code 15243 Screenshot

Common causes of QuickBooks Error code 15243

Most common triggers of this installation error in QuickBooks include:

  • Poor internet connection.
  • Disabled FCS Service.
  • Using a conflicting third-party program in the background.
  • QuickBooks keys in the Windows registry may be damaged.
  • Insufficient permissions to commence the QuickBooks updates. 

How can I uproot QuickBooks Error 15243 with easy steps?

All such fixes have been discussed elaborately below:

Step 1: Turn on QuickBooks File Copy Service (FCS)

  • Start by opening the Run command window by using the short key “Windows + R” on the keyboard.
  • When the Run window appears on the screen, the next action to take is to type the command “COMPMGMT.MSC” in the Run text box and then subsequently, press the Enter key.
  • This will unravel the Computer Management window.
  • Within this window, the user should make a move to the Services and Applications option, and then tap on Services.
  • Within the Services list, the user needs to search for Intuit QuickBooks FCS and follow up by double-clicking on this service.
  • Next step involves clicking on Manual under the Startup Type section.
  • Once done, conclude the process by hitting on the Apply button, followed by clicking on Ok.

Step 2: Configuring the Internet settings

This troubleshooting approach involves configuring the internet settings via the Internet Explorer. For a vivid understanding, proceed as per the following steps.

  • At the start, access the Internet Explorer from the Start menu, or from the shortcut icon located on Desktop.
  • Follow up by clicking on the Gear icon, and then hitting on the Internet options.
  • When in the Internet options, the user is required to tap on the Security tab.
  • From here, click on the Trusted Sites tab, and proceed with the incorporation of the below given URLs:
  • *
  • * (for QuickBooks US users)
  • * and * (for QuickBooks Canada users).
  • Once the foregoing URLs have been added successfully, the user needs to tap on the Close button, and then click on Apply to reflect the changes.

Step 3: Service key verification

An incorrect Payroll Service Key could also embolden QuickBooks Update Error 15243. To double-check the same, or the make any corrections to it, follow the guideline given below:

  • Initially, run QuickBooks as an administrator.
  • Following that, the user should move to the Employees tab and from there, tap on the My Payroll Service option.
  • Proceed by clicking on the option that relates to the Activation of the Service Key.
  • Herein, the user needs to click on the Service key option.
  • Herein, double-check the correctness of the Payroll Service key, and if found to be incorrect, enter the correct key in the box.
  • Upon entering the correct Service key, the user should hit Next and after that hit on the Finish tab.
  • This will validate the Payroll Service key.
  • The user can now make an exit from the current window, and tap on the Help tab, from where, the next move is to hit on the “Update QuickBooks Desktop” option.

Step 4: Installing the latest Tax Table in QuickBooks

The walkthrough to install the tab table in QuickBooks is given below:

  • First of all, the user needs to right-click on the QuickBooks Desktop icon and subsequently, click on the Run as Administrator tab. This will run QuickBooks with all the admin privileges.
  • Now, advance to the Employees tab, and follow up by hitting on the Payroll Updates option.
  • Checkmark the box besides downloading the whole Update.
  • Upon clicking on the box, proceed to download the Latest Update. These updates also contain the latest Payroll Tax Table
  • However, if QuickBooks Error 15243 prevents the user from performing the foregoing steps, then the user should manually download the update file from the Intuit (official) website and later install the same by double-clicking the downloading file.

Step 5: Switch to the Safe Mode 

To start with, the user needs to open the Run window, and when the same is open, type in “MSconfig” in the box.

  • Follow up by pressing the Enter key on the keyboard.
  • This will reveal the System Configuration window. Within this window, the user needs to tap on the Selective Startup Mode, and once done with the process, proceed with a system restart.
  • When in the boot screen (black screen), keep tapping the F8 keyboard key repeatedly.
  • This action will open the Advanced Boot Options screen.
  • Herein, the user needs to take the cursor down by using the arrow keys to select “Safe Mode with Networking”. Now, hit the Enter key and wait for the Desktop screen to load up.

Try the update process in the safe mode

  • When the Desktop screen is visible, make a move to the official website of Intuit through our browser.
  • Head to the Downloads page and choose the correct version of QuickBooks installed on the system.
  • Now, proceed with the downloading of the QuickBooks updates. The file will be in the .exe format. The user is required to double-click on the file to initiate the installation of the updates.
  • If the process doesn’t work, then Clean Install QuickBooks with the Safe mode enabled (Check the following steps).

Clean Install QuickBooks in the Safe Mode

This step requires opening the Control Panel and then heading to the Programs and Features tab.

  • The following move requires opting for QuickBooks from the list and then clicking on the Uninstall/Change tab. Proceed ahead by pressing the Uninstall button and then adhere to the instructions on the screen.
  • When the program is uninstalled, reinstall the same again.
  • Notably, users can accomplish the process with the help of the QuickBooks Clean Install Tool.


This article provided various steps to fix QuickBooks Error code 15243. If users encounter any further issues with QuickBooks Payroll or QuickBooks Desktop, we encourage them to contact our QuickBooks desktop payroll error support experts at the helpline i.e., 1-800-761-1787.

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