Best Guide for Resolving QuickBooks 12XXX Series of Errors
                     Resolving QuickBooks 
12XXX Series of Errors: 
Quick Guide
QuickBooks Payroll Software is highly regarded for small and medium businesses. Yet, 
users frequently encounter these error messages during downloads or updates. Errors are 
not uncommon in QuickBooks, and among the most notorious are the 
QuickBooks 12XXX series of errors. The user may run into QuickBooks issues when 
working on payroll in QuickBooks or upgrading payroll. 
Let's delve into the realm of QuickBooks 12XXX Windows internet connectivity errors, 
which often stem from the Microsoft Win32 Internet application programming interface. 
These errors can occur when you're downloading or getting an update. If you're facing this 
error, it's of utmost importance to address it promptly. Ignoring these errors could 
potentially cause data problems or even lead to the loss of your company's financial 
information. In this blog, we'll explore the causes of these error codes, along with effective 
solutions. For more information, keep reading!
However, you can quickly resolve this by contacting our QuickBooks online support 
team at our toll-free number 1.855.856.0042. Our team is dedicated to providing you 
with the best support service possible.

Factors Triggering QuickBooks 12XXX Series of 
Errors
QuickBooks 12xxx series errors can be triggered by various factors; below are some 
common reasons behind the error:
• These errors occur when QuickBooks cannot access the internet connection on the 
computer.
• This happens when Internet Explorer is not set as the default web browser or when the 
SSL (Secure Socket Layer) checkbox is not selected in Internet Explorer Options.
Solutions to Solve QuickBooks 12XXX Series of 
Errors
The 12XXX Series of Errors includes various errors, one of which is QuickBooks 
update error 12007. Let's learn about the solutions to this series, which can also help 
resolve this error.
Solution 1: Check Connectivity and Settings
• See if you can get to a secure website that isn't QuickBooks, such as a banking 
institution's sign-in page.
• If you can't access a secure website, seek help from your IT expert.
• Check the SSL settings.
• Verify if Internet Explorer is set as the default browser or if another web browser is 
being used instead.
• Review the settings of Internet Explorer.
Solution 2: Check the Internet Explorer (IE) Settings
Your Internet Explorer settings could also be causing these errors. Follow the steps 
below to restore the Internet Explorer settings:
• Close QuickBooks Desktop and open Internet Explorer.
• After choosing Tools, click Internet Options.
• Click the Globe symbol after selecting the Security tab. Ensure that the security setting is 
at least medium-high.
• Select the Content tab and check if the Content Advisor button is enabled. If it's not 
enabled, click on the button, enter the password, and disable Content Advisor.
• Next, go to the Connections tab.
• If you don't use the dial-up node (DUN) on the system, select Never Dial as a 
Connection.
• If you use the dial-up node (DUN), ensure the correct ISP is selected and then click OK.
• Under LAN Settings, ensure the checkbox for automatically detecting settings is 
checked.
• Verify that the checkbox for using a proxy server is cleared. Make a note of the IP and 
port if they're checked. Remember to check. Use a proxy if the port isn't port 80. If the 
port is 80, uncheck it. For testing purposes, use a proxy.
• Click on the LAN Settings screen.
• Select the Advanced tab.
• Click on Restore Advanced Settings.
• Check the settings and scroll to find Use TLS 1.0, Use TLS 1.1, and Use TLS 1.2 
options.
• Verify that Use TLS 1.0 is checked.
• Verify that Use TLS 1.1 and Use TLS 1.2 are not checked.
• Click OK to close the Internet Options.
• Close Internet Explorer.
• Restart the computer.
• Open QuickBooks and try to update again.
Following the solutions mentioned above can quickly resolve QuickBooks 12XXX Series 
of Errors. If users are unable to resolve error codes, they can contact our technical 
support team at 1.855.856.0042. Our QuickBooks payroll technical support team is 
available 24/7 for customer service and will be happy to assist you!