If you see the QBCFMonitorService Not Running error in QuickBooks, don't panic! Manually starting the service is often the quickest fix. Here’s how to do it:

Steps to Start QBCFMonitorService:
Press Windows + R and type services.msc, then press Enter.
In the Services window, scroll down and find QBCFMonitorService.
Right-click on it and select Start (or Restart if it’s already running).
If the service fails to start, try repairing QuickBooks or check for any firewall or antivirus interference.
By following these steps, you can resolve the QBCFMonitorService Not Running issue and get QuickBooks back to work!

Visit : https://qbookassist.com/qbcfmonitorservice-not-running/