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When uploading the payroll update, QuickBooks Internet Link Error 6718407 occurs. Typically caused by incorrect internet settings, lost company data, etc. Error code 6718407.We will address the causes and resolution steps in this post to solve this problem.

Causes of QuickBooks Internet Connection Error Code IC 67186445

  • Company File Damaged
  • Improper settings on the internet
  • Improper settings for a firewall or antivirus

Things to do Prior to bug fixing

  1. Build a Backup Company File
  • Open up QuickBooks
  • Go to Disk, pick Company Backup, and then press Build Local Backup.
  • To build a company file backup, now follow the onscreen instructions
  1. QuickBooks Desktop update
  • Close QuickBooks Choices
  • Click the Ctrl key on the keyboard and keep it down. Double-click on the Desktop QuickBooks button. Do not release the keys until your machine opens QuickBooks. You’ll see the Open No Business window
  • Click the Update QuickBooks Desktop button to go to Support…
  • Tap the Update Now tab at the top of your list.
  • Click the Get Notifications button
  • Select Close after successfully updating QuickBooks

Some basic Steps to Repair Internet Connection Error 6718407 in QuickBooks

Phase 1: Restart the PC

  • It is well recognized that restarting the machine is the solution to this problem. You’re good to go if the reboot works.

To restart the system

  • Click the button for Start
  • Click on the button for Control
  • Choose Restart

Try to download the payroll again after the restart if the same issue still persists, continue further with the troubleshooting measures below.

Phase 2: Ensure Successful QuickBooks Payroll Subscription

  • Open Desktop QuickBooks
  • Tap on Get Payroll Alerts to go to Employees
  • Ensure the status of Subscription is Active
  • Select Near Click

Phase 3: Ensure the right service key

  • The 6718407 error code may be the explanation for an incorrect service key.
  • Open Desktop QuickBooks
  • Go to Staff, click Manage Service Key, and then
  • Click Change
  • Ensure the correctness of the Operation key

Phase 4: Check the date and time of a device

  • Close Desktop for QuickBooks
  • To open the Run command, press the Windows+R keys.
  • Enter Control and then press OK
  • Pick Area and Clock
  • Select the Date and Time
  • The date and time can be assured. If you discover that the date and time are wrong, click on the date and time update… to apply to correct changes.
  • Click on OK

Phase 5: As a Trustworthy Website, add the Intuit URL

  • To open the Run command, press the Windows+R keys.
  • In order to open Internet Explorer, select iexplore and click OK
  • Click the top right-hand gear icon and pick Internet Choices.
  • Choose the Security tab
  • Click the icon for Trustworthy Sites and the arrow for Sites (See an image below)
  • Type to Add a zone to this website(See below image))
  • Click Add
  • Make sure to check Require Server Verification (https:) for all locations in this region.
  • Click Close then Click OK

Phase 6: Check Settings for Internet Explorer

  1. As a default Web Browser, make Internet Explorer
  • To open the Run command, press the Windows+R keys.
  • Type inetcpl.cpl to open Properties of the Internet
  • Click on OK
  • Choose the tab for Programs
  • Click Make a Default Browser for Internet Explorer
  • Choose Internet Explorer from the Web Browser to build the default browser.
  1. Temporary Internet Files Erase
  • To open the Run command, press the Windows+R keys.
  • Type inetcpl.cpl to open Properties of the Internet
  • Click on OK
  • Click Delete
  • Choose Website Files and Temporary Internet Files
  • Click Delete
  1. Making sure that TLS 1.2 is tested
  • Under The Properties of the Internet
  • Click on the tab Advanced
  • Using the cursor to scroll to the Security portion
  • Verify that you are testing TLS 1.2
  • Make sure TLS 1.0 and TLS 1.1 are unchecked, too.

Phase 7: QuickBooks Tool Hub is downloaded and installed

  • Download the QuickBooks Tool Hub and click CTRL+JJ to access your download.
  • Click QuickBooksToolsHub.exe under your list of downloads.
  • To allow this app to make changes, click Yes.
  • Click Next to install it and then click Yes to approve the licence agreement again.
  • Click Next, then click Install (It may take some time)
  • Click Finish once the installation has been completed.
  • Open QuickBooks Tool Hub now (Icon will be available on your desktop)

Step 8: Run My Software Fast Fix

  • Open Hub for QuickBooks Tool
  • Go to the Software Problems tab and press My Program Quick Fix
  • It will take some time to be able to run
  • Reopen the QuickBooks Desktop once completed,

Phase 9: Run the File Doctor for QuickBooks

  • You can auto-configure the firewall and anti-virus settings with QuickBooks File Doctor. The complete process can take some time to perform.
  • Open Hub for QuickBooks Tool (Icon will be available on the desktop)
  • Under the Business File Issues tab, press Run File Doctor for QuickBooks
  • To pick the company file, click on Browse
  • Pick Network and File Search
  • Select Proceed
  • Enter the password for the QuickBooks Admin and click Next.

Now that the scan starts, depending on the size of the company file, it will take some time. Your problem will be resolved until the scan finishes. If not, the step below is to proceed further.

Phase 10: QuickBooks Uninstall and Reinstall

Make sure to be handy with the license and product number before uninstalling QuickBooks, or log in to the Intuit QuickBooks account to get the details.

When the above steps do not work, you will also have to uninstall and reinstall QuickBooks Desktop to permanently tackle this issue. It may also be a Windows machine issue, so we suggest that you contact your IT guy.

Completion :

You will no longer face QuickBooks Internet Link Error Code 6718407 after implementing all of the above measures, but if you still face the same issue, please contact our experts by dialing our QuickBooks Support Number. You can also ask us for advice by sending us an email at ( For more information on QuickBooks, you can visit our website at

Post Author: qbooks247

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