How to Fix QuickBooks Error 12045?

Many businesses depend on QuickBooks for their record transactions and finances. With the help of this Software, they don’t need to do the regular data entry work and will be able to focus on the growth of their businesses. But the same as every particular software, QB also contains the number of technical bugs and errors that can be hindering the workflow and QuickBooks Error 12045 is one of such errors. This error is an update error that takes place due to the slow internet connection. So, it becomes necessary to deal with Error 12045 QB instantly.

The following blog will help you in fixing QB Error 12045 by providing you all the probable solutions.

What is QuickBooks Error 12045?

QuickBooks Error 12045 takes place when the user is attempting to update the latest version of QuickBooks. A message pops up on the screen which states that “Error 12045: Failed to download the update”. Error 12045 QuickBooks is a common update error. The user may have different error codes related to QuickBooks Desktop Update Errors that are listed as below:

• QuickBooks Error 12045.
• QuickBooks Error 12038.
• Error 12037 QuickBooks.
• QuickBooks Error 12157.

Why QuickBooks Error 12045 appears?

There can be different root reasons for Error 12045 QB. We have mentioned all the probable causes that may lead to QB Error 12045 as follows:

• If the date and time settings are incorrect in your PC.
• When QuickBooks is unable to link with the Intuit server.
• You may also encounter QB Error Code 12045 due to multiple Desktop versions in your software.
• Because of improper internet connection settings.
• Due to damage in the updated company file.

Troubleshooting QuickBooks Error 12045

QuickBooks Update Error 12045 can be fixed by different troubleshooting solutions. Perform the following methods to resolve Error 12045 QuickBooks instantly.

Method 1: Check the Settings of the Internet Connection.

• Open QuickBooks.
• Run the Help section and choose Internet Connection Setup.
• Choose to Use my computer’s Internet connection settings to establish a connection when this application accesses the internet.
• Select NEXT.
• Now, go to the Advanced Connection Settings and select Restore Advanced Settings.
• Press OK.
• Restart QuickBooks and update it again.

Method 2: Correct the date and time on the PC.

• Right-click on the Clock on the desktop.
• Select Adjust Time/Date.
• Choose Change date and time.
• Add the correct date and time.
• Press OK.
• Restart your system and QuickBooks.
• Update QuickBooks again.

Method 3: Configure the Firewall settings of your PC.

• First, you need to search for the QuickBooks Database Server Manager.
• Choose QuickBooks Database Server Manager > Port Monitor.
• Save the Port Number of your version of QuickBooks.
• Now, open the Windows Firewall.
• Open the Windows Firewall and choose the Advanced Settings
• Choose the Inbound Rules > New Rule.
• Select Port and press
• Make sure that the TCP is enabled.
• Mark the Specific Local Ports and type the port number in the box.
• Press Next.
• Choose Allow the Connection.
• Select Next and give a new name to the rule.

For the outbound rules, you can attempt the same steps mentioned above.

Method 4: Delete the other installations of QuickBooks.

If you have installed the same version of QuickBooks twice on your PC, it may cause updates errors. You should delete another copy of QuickBooks. You may also face QuickBooks Error Code 12045 due to having different versions of QuickBooks on the PC. For example, QuickBooks Enterprise Solution 18.0 and QuickBooks Premier 2018. In this case, the user may need to install a manual update for the different versions of QuickBooks.

In Conclusion:

Hopefully, the above-mentioned solutions assisted you in resolving QuickBooks Error 12045 on your own. But, there is a possibility that you may find any difficulty while attempting one of the methods. In such cases, we recommend you to perform the methods under the supervision of the technical experts or call us at our QuickBooks 24/7 Support Phone Number on 1-888-502-0363 (Toll-Free).