you can resolve the QuickBooks Web Connector error by uninstalling the QBWC program from the computer and then re-install it. Follow the steps to do it.
Firstly, go to Start and choose Control Panel.
Now, navigate to Uninstall a Program.
Then, search for the QB Web Connector.
Click on Uninstall to remove it.
After uninstalling the web connector, it's time to install it.
Download the Installer.
Then, right-click on the installer and select Extract All.
From the extracted folder, do a right-click on the .exe file and select Run as Administrator.
In the end, follow the on-screen instruction to complete the installation.
For more assistance, you can contact our QuickBooks support team via chat. Email or phone number.