


Error
The general reasons behind the Error Code 12007 in QB Desktop are listed as follows:
•Invalid Internet connection settings and improper installation of the QB Desktop application on the system can trigger QB Error 12007.
•Imprecise settings of the
software and the Windows firewall can also provoke this technical issue.
How
Error in QuickBooks Desktop on Your System?
The best ways to resolve the12007 Update Error in QuickBooks Desktop are provided

Solution
•Immediately identify the ‘Gear icon’ after you have opened up the Internet Explorer browser on your system, and once you strike the ‘Gear icon’, you must move forward to tap the ‘Internet Options’ tab as available on the screen.
•Now, go ahead to click on the ‘Programs’ tab located on the newly-opened ‘Internet Options’ window and then you must move swiftly to hit the ‘Make Default’ button provided under the ‘Default web browser’ section.
•At this step, simply hit the ‘OK’ button to move out of the Internet Explorer browser and then you can easily get the relevant updates on your QB application.
Solution 2: Make sure that you have valid Internet Explorer settings to fully root out this technical issue

•Firstly, launch the ‘Internet Options’ window on your screen as per the process explained in the previous solution and then head towards the ‘Security’ tab so that you can set the security level at ‘Medium-High’ by choosing the ‘Globe icon’.
•Thereafter, move swiftly to the ‘Connections’ tab to pick up the ‘Never Dial a connection’ option if you are not a user of the dial-up node service on your computer. Otherwise, you must choose the ‘ISP’ option as provided under the same ‘Connections’ tab.
•Now, identify and strike the ‘LAN Settings’ option to ensure that the ‘automatically detect settings’ checkbox is marked and then you have to proceed further to mark the ‘Use a proxy server’ checkbox if a port other than port 80 is being utilized by the browser.
•In case the browser is using port 80, then you should unmark the ‘Use a proxy server’ checkbox on the screen and immediately hit the ‘OK’ button afterwards.
•Locate and jump swiftly to the ‘Advanced’ tab to carefully strike the ‘Restore Advanced Settings’ option, and then you must proceed ahead to hit the ‘Settings’ option so that you can easily mark the ‘Use TLS 1.2’ checkbox.
•To make sure that all the changes that you have done in the previous steps are implemented, you need to hit the ‘OK’ button and then you can easily download the various updates on the QB Desktop application.
