Learn to fix QuickBooks Error 12002

You must be wondering what happens eventually, that download updates get stopped. The QuickBooks error 12002 pops up when the QB application fails to connect to the internet to download updates, which may be due to an internet issue, incorrect browser settings, a firewall, or an antivirus program blocking access. 

This guide covers the trending solutions to fix the QB error 12002 with no requirements to have technical expertise. Bookmark this guide for further use.

Common Causes behind the Error 12002 in QuickBooks Dektop

There are various reasons that could be the one to cause the error 12002 in QuickBooks Dektop:

• Poor internet connection.
• Firewall or antivirus software interruption.
• Internet browser settings
• Outdated QuickBooks version

How to Fix QuickBooks Error 12002 (Step-by-Step)

We have shared the effective solutions that have worked 

Solution 1: Download and run the TLS 1.2 Utility 

Step 1: Install the QuickBooks Tool Hub

• Close the QuickBooks application.
• Download the latest release of the QuickBooks Tool Hub (1.6.0.8).
• Save the downloaded file with the short file path.

Note:- In case you already have an installed QuickBooks Tool Hub, you can confirm its version. Simply, click on the Home tab and you can see the version at the bottom.

• Open the QuickBooksToolHub.exe the concerned file you downloaded recently.
• Continue with the on-screen instructions.
• Install, and agree to their terms and conditions. 
• After the installation process is completed, double-click on the QuickBooks tool hub icon, as you can see in the image below. 

Note:- If there is no icon on the desktop or if you are unable to find the icon, click on Windows Start menu, type tool hub and open the program.

Step 2: Run the TLS 1.2 tool from the QuickBooks Tool Hub

• Click on Installation Issues in the QuickBooks Tool Hub.
• Click on QuickBooks TLS 1.2 Tool and hit OK.
• TLS tool will open and then click on Yes to the EULA Agreement. 
• Click on Run and once the tool finishes its process, hit the Exit button. 

Solution 2: Configure internet security, personal firewall and parental control applications

Use QuickBooks File Doctor

• In the QuickBooks Tool Hub, click on Company File Issues.
• Click on Run QuickBooks File Doctor.

• It may take one minute to open. If the file doctor does not open, open it manually.
• Now, select your company file in the drop-down menu.
• Or, use the Browse and search option to find your company file.
• Click on Check your file as shown in the image.

• Hit Continue and enter your QuickBooks login credentials.
• Finally, click on Next.

Confirm if it fixed your company file and network issues.

Solution 3: Configuring Windows Firewall Settings

Windows Firewall is a must and a basic requirement for the smooth functioning of QuickBooks. 

• Type “Firewall” in the search box.
• Open the “Windows Firewall” and click on “Settings”.
• Click on “Advanced Settings” to create inbound and outbound rules.
• For Creating Inbound rules:
  • Right-click on Inbound rules and choose “New Rule”. 
  • In the drop-down menu, click on “Program > Next”.
  • Choose “This Program Path”.
  • Now browse “QuickBooks executable file (qbw32.exe or QBDBMgrN.exe)” 
  • Select the file and click “Next”.
  • Proceed with the “Allow the connection” and make sure all profiles are checked.
  • Then, click “Next” and name the rule with format QBFirewallException_qbw32.exe and “Finish” it.
• To create an outbound rule: Follow the same steps mentioned above and just click on “Outbound Rules” this time. 

• Add Port Exceptions:
  • The first step is to right-click on Inbound or Outbound Rules. 
  • Now choose “New Rule” and click on “Port > Next”.
  • Click on the “TCP” section and enter the port numbers aligned with the QuickBooks version you are using. It could be 56728, 55378, or 8019. 

• If you are using QuickBooks 2020 or a later version, you need to use the “Dynamic Port” along with 8019. Follow the further on-screen instructions and finally click on “Allow the connection”.
• Follow the same steps for other QuickBooks executable files and ports. Now, you can restart the PC.

Get your dynamic port number

• Click on Next after you enter the port number.
• Click on Allow the connection and hit Next.

• Again, click on Next when prompted and ensure that all profiles are marked as checked. 
• Now, create a new rule and give it a name in the format QBPorts(Year).
• Once you are done, click on Finish. 

Executable files	Location
AutoBackupExe.exe	C:\Program Files\Intuit\QUICKBOOKS YEAR
Dbmlsync.exe	C:\Program Files\Intuit\QUICKBOOKS YEAR
DBManagerExe.exe	C:\Program Files\Intuit\QUICKBOOKS YEAR
FileManagement.exe	C:\Program Files\Intuit\QUICKBOOKS YEAR
FileMovementExe.exe	C:\Program Files\Intuit\QUICKBOOKS YEAR
QuickBooksMessaging.exe	C:\Program Files\Intuit\QUICKBOOKS YEAR
QBW32.exe	C:\Program Files\Intuit\QUICKBOOKS YEAR
QBDBMgrN.exe	C:\Program Files\Intuit\QUICKBOOKS YEAR
QBServerUtilityMgr.exe	C:\Program Files\Common Files\Intuit\QuickBooks
QBCFMonitorService.exe	C:\Program Files\Common Files\Intuit\QuickBooks
QBLaunch.exe	C:\Program Files\Common Files\Intuit\QuickBooks
QBUpdate.exe	C:\Program Files\Common Files\Intuit\QuickBooks\QBUpdate
IntuitSyncManager.exe	C:\Program Files\Common Files\Intuit\Sync
OnlineBackup.exe	C:\Program Files\QuickBooks Online Backup

Solution 4: Install or uninstall QuickBooks Desktop in Selective Startup 

Step 1: Switch to Selective Startup 

• Press Windows + R key and open the Run command.
• In the box, enter msconfig and click on OK.
• Click on Selective startup and Load system services, in the General tab.
• Click on Hide all Microsoft Services and go to the Services table.

• Click on Disable all. 
• Unmark Hide all Microsoft services.
• From the list of services, click on Windows Installer.
• Click OK and select Restart on the System Configuration window. 

Step 2: Uninstall and then install QuickBooks Desktop

• Reinstall QuickBooks Desktop.
• Press Windows + R key and open the Run command.
• In the Run command, enter msconfig, and hit OK.
• Click on Normal Startup in the General tab.
• Click OK and hit Restart on the System Configuration window. 

Solution 5: End task on the following processes

• Close QuickBooks.
• Open the Task Manager and to do so right-click on the taskbar.

Within the Task Manager, click on the Details tab and select the following background processes and End Task for each:

• QBW32.exe or QBW.exe
• QBCFMonitorService.exe
• qbupdate.exe
• QBDBMgr.exe or QBDBMgrN.exe
• QBMapi32.exe

Now, right-click on the shortcut icon of QuickBooks and choose Run as an administrator. 

Again run the update.

QuickBooks Desktop for Mac

• Check and confirm if you are using the latest release 
• Launch QuickBooks Desktop for Mac.
• To open the Product Information windows, press Command + 1.
• Check your current version and release. 

Conclusion 

Thank you for trusting our guide! This guide threw light on the solutions to fix QuickBooks Error 12002. However, depending on your system requirements, settings and QuickBooks version, you may need to contact our senior QuickBooks specialist at Call Us : +1(866)500-0076. 

Frequently Asked Questions

What is QuickBooks error code 12002?

The QuickBooks Error Code 12002 pops up when QuickBooks fails to connect to the internet to download updates, which may be due to an internet issue, incorrect browser settings, or a firewall or antivirus program blocking access. 

What are the common causes behind the QuickBooks Update Error 12002? 

There are various reasons that could be the one to cause the QuickBooks Update Error 12002:

1. Poor internet connection.
2. Firewall or antivirus software interruption.
3. Internet browser settings
4. Outdated QuickBooks version

How to fix QuickBooks Desktop Error 12002? 

There are multiple ways in which you can fix the error:

• Reinstall the QuickBooks application 
• Restart the computer
• Configure Windows Firewall Settings
• Run the TLS tool from the QuickBooks Tool Hub. 
• Correct Internet browser settings 

Where can I contact if the error 12002 is not resolved? 

In case you tried all the solutions and still the error is not fixed then it means the error now needs an advanced solution to get it fixed. Reach out to us at Call Us : +1(866)500-0076 for a quick resolution.