A Practical Guide to Resolve QuickBooks Error 15240

A Practical Guide to Resolve QuickBooks Error 15240

Are you attempting to resolve QuickBooks Error 15240? This blog is here to assist you in updating your application or payroll! It will delve into the causes of the issue and offer practical solutions. When downloading a payroll update or updating QuickBooks Desktop, you might encounter one of the following error messages: “Internet connection error: unknown error” or “File Exists: The file you specified cannot be opened. Make sure that it is not being used by another program.”

Several factors contribute to QuickBooks error code 15240, including disabled FCS and unverifiable digital signatures. The most effective approach to resolving this issue is to run QuickBooks as an administrator or verify the system’s date and time settings. Read and explore the entire blog for a deeper understanding of this information.


As you follow the blog’s directions, you may be missing a step. When that happens, +18557380359 enables you to ask the expert questions. Give TFN a call right now. 

Causes of Error 15240 in QuickBooks Update


Errors always occur when settings are off, or the program or application isn’t operating correctly. Consequently, be mindful of these possible reasons:


  • Error 15240 will appear if the security settings in Internet Explorer are misconfigured.

  • The issue may also occur if the firewall is configured in a supportive manner, preventing the payroll from updating.

  • You can encounter Error 15240 if there are problems with the system’s date and time settings.


After knowing these faulty fields, troubleshooting is the next thing you need to learn.

The following blogs can help you: Resolving QuickBooks Error PS058: A Step-by-Step Guide

The Unfailing Solution for Error 15240 in QB Payroll Update


Always seek expert advice before fixing errors; Intuit’s professional advisors recommend the resolutions listed below. Consequently, follow these steps to obtain the update:

Resolution 1: As an Administrator, obtain the Updates


As an administrator, you can now access specific files you could not access before. So, to begin: 


  1. Close QuickBooks Desktop and the corporate files.

  2. The QuickBooks Desktop icon can be right-clicked. Choose “Run as Administrator.

  3. After seeing the message that asks, “Do you want to allow this program to change your computer?” Select “Yes.”


The most recent payroll tax table or QuickBooks Desktop Desktop version is now available for download. If you are still unable to do so, you must implement the second solution. 

Resolution 2: Use the Quick Fix My Program tool


You can use this strategy with the help of the Quick Fix tool. One of the QuickBooks Tool Hub’s programs, “Quick Fix My Program,” can do wonders and quickly fix problems by halting troublesome background operations.


Note: QuickBooks Tool Hub must be updated to the most recent version. If you don’t already have one, download and install the latest version.


  1. To access the QuickBooks Tool Hub, double-click its icon and select Program Problems.

  2. Click on “Quick Fix My Program.”

  3. When the above steps are complete, open QuickBooks and the company files.


Get the most recent QuickBooks updates and payroll tax tables right now.

Read More : QuickBooks Error 6000 83: Causes, Fixes, and Prevention


By the end of the blog, you should be able to change the QB software and payroll tax table. The blog aimed to inform you about QuickBooks Error 15240, including its causes and fixes. If you need additional guidance or support, you can contact an expert on +18557380359