How to resolve QuickBooks Error 12002?

Published by John Smith at September 10, 2019

What is QuickBooks Error 12002?

QuickBooks users may lead to QuickBooks Error 12002 when QuickBooks is unable to utilize the internet connection. This generally happens due to the slow internet connection or network timeout. In addition, QB Error 12002 also appears when QuickBooks users try to update QuickBooks payroll.

QuickBooks users may also get the following error codes while updating QuickBooks payroll:

In this blog, we will discuss the causes of QuickBooks Error 12002 and the solutions to resolve this error.

Why QuickBooks Error 12002 arises?

Error 12002 QuickBooks arises due to many reasons. We have tried to discuss all of them as follows:

Network timeout may lead to QuickBooks Error 12002.
If the SSL setting is incorrect.
When the internet connection is disrupted by internet security or firewall.
Because of the poor internet connection.
If the Internet browser has not been established as the default browser.

Solutions to fix QuickBooks Error 12002

We have discussed all the probable solutions to get rid of QuickBooks Error Code 12002 as follows:

Solution 1: Check the settings of Internet Explorer

Close QuickBooks and launch Internet Explorer.
Choose Tools > Internet Options.
Select the Security tab and set the security setting to Medium-High.
Select the Globe icon > Content tab.
Make sure that the content advisor is
Click the Connection tab and follow the steps written below:

1. Select Never Dial a Connection.
2. Select the correct ISP and press
3. Click on the LAN settings and verify that the Automatically Detect settings checkbox is enabled.
4. Now, disable Use a Proxy Server.
5. Uncheck the box when you see port 8o.
6. Press OK.

Select the Advanced tab and follow the steps written below:

1. Select Restore Advanced Settings
2. Find Use TLS 1.0, Use TLS 1.1 and Use TLS 1.2.
3. Check that the Use TLS 1.0 is checked and others remain unchecked.

Close the Internet Explorer and press OK
Restart your computer.
Reopen QuickBooks.

Solution 2: Update QuickBooks

Go to the Help and select the internet connection setup.
Choose to Use my computer’s internet connection settings to establish a connection when this application accesses the internet.

Click on Next then select
Update QuickBooks again with the help of following steps:

1. For QuickBooks 2006 and previous versions: Choose File > Update > Update Now tab.
2. For QuickBooks 2008 and later versions: Choose File > Update > Update Now tab.

Solution 3: Verify the internet connection

Firstly, you need to open
Select Help and click on the Internet Connection Setup.
Check whether the internet is connected to your PC’s internet connection.
Select Next and Done.
Lastly, check whether Error 12002 QuickBooks is fixed.

Solution 4: Reset Update Settings

Select the Update Now tab.
Choose Reset Update checkbox > Get Updates.
In case, the update fails then follow the steps written below:

1. Select Restore Advanced Settings.
2. Find Use TLS 1.0, Use TLS 1.1 and Use TLS 1.2.
3. Validate that the Use TLS 1.0 is checked and others remain unchecked.

Hopefully, one of the above-mentioned solutions helped you in resolving QB Error 12002. In case, you are not satisfied with the provided solutions and want to get some instant solution to get rid of QuickBooks Error 12002 then, quickly talk to our QuickBooks Error Tech Support on 1-888-502-0363 (Toll-Free 24*7).