Learn How To Resolve QuickBooks Error 12002
                     QuickBooks Error 
12002: Exclusive Step-
Wise Troubleshooting 
Tactics
Intuit has achieved tremendous success in marketing the QB Desktop application across 
the globe for many reasons. One of these reasons is that Intuit Corporation regularly 
releases new QB updates & payroll updates to provide fresh tools, features, and other 
enhancements to users.
It is also true that many technical glitches can actually restrict the user from downloading all 
the new QB updates & payroll updates, and one of the most common examples of update 
errors is ‘QuickBooks Error 12002’. 
Two highly reliable troubleshooting techniques to tackle this issue are discussed in the 
present blog.
If you want the most appropriate technical help to tackle ‘QuickBooks Error 12002’, 
you need to dial 1-855-856-0042 to contact our QB Professionals Team.

QuickBooks 12002 Update Error Code: What Are the 
Common Technical Causes?
According to eminent QB specialists, the following technical causes are behind the 
emergence of ‘QuickBooks 12002 Update Error Code’:
• Not having fully correct internal settings of ‘Internet Explorer’ will evoke this error code 
on the computer.
• If your system has certain malicious bugs from previously obtained QB updates, this 
problem will manifest.
Easy & Fully Effective Techniques for ‘12002 QB 
Application Update Error Message’
The ‘12002 QB Application Update Error Message’ can be rectified using various techniques 
explained below:
Technique 1: Edit & correctly update the ‘Internet Explorer’ settings to 
easily resolve this problem
• Start the ‘Internet Explorer’ browser & easily press the ‘Internet Options’ tab included under 
the ‘Tools’ menu, after which you will select the ‘Security’ tab available on the newly 
acquired ‘Internet Options’ window.
• Now, successfully set ‘Medium-High’ as the valid security level through the ‘Globe’ icon, 
after which you must instantly approach the ‘Connections’ tab.
Next, you shall have to mark the ‘Never dial a connection’ box only if you don’t utilize the 
‘Dial-Up Service’ on the computer.
• On the contrary, if you are a regular subscriber of the ‘Dial-up Service’, you must mark 
the ‘ISP’ box within the ‘Connections’ tab.
• Thereafter, shift to the ‘LAN Settings’ section & immediately check the ‘Automatically 
Detect Settings’ checkbox, following which you must clear the ‘Use a Proxy Server’ box 
only if ‘Port 80’ is under execution on the computer.
• Just after that, jump to the ‘Advanced’ tab & immediately mark the ‘Use TLS 1.2’ box 
under the ‘Restore Advanced Settings’ section of the window.
• Finally, update the settings by hitting the ‘OK’ button & instantly re-launch the computer to 
seamlessly acquire all the QB updates.
Technique 2: Exterminate previously obtained QB updates & then 
acquire all the new QB and payroll updates
• You must instantly visit the ‘Help’ menu available on the QB window & you will tap the 
‘Update QuickBooks Desktop’ icon to easily obtain the ‘Update QuickBooks’ window on 
the computer’s screen.
• Next, just check the ‘Reset Updates’ option on the ‘Update QuickBooks’ window so that 
previous QB updates are erased. Following that, you need to strike the ‘Get Updates’ 
button found within the ‘Update Now’ menu.
• Just after that, re-open the existing QB window & tap the ‘Yes’ option to install the new QB 
updates, following which you can also obtain the new payroll updates.
You have read the most appropriate guide to tackle ‘QuickBooks Error 12002’. If you want 
more help, you should dial 1-855-856-0042 to reach out to our QB Specialists Team.