When you’re QuickBooks not responding, you can try these troubleshooting steps: · Check whether your internet connection is strong and stable. · Ensure that your payroll update process is uninterrupted. · When updates take too much time, cancel it and start the process all over again. · Make sure that you are not running unneeded software in the background. · Another step is to restart the PC and update QuickBooks Payroll. For technical help, call QuickBooks customer care number to obtain assistance from qualified workers.