Outlook send and receive error - Last two days

I am running Office 2016 on my desktop Windows PC. Windows recently upgraded itself to version 2004. Since then I have been having intermittent problems with Outlook. When I boot-up, open Outlook, and do a send/receive, it always works perfectly....

I wanted to start to using outlook 2013 for some email with the idea of possibly transitioning to it as my day to day email, rather than my Yahoo web mail account from my ISP. I have MS Office 2013 Pro Plus through my employer, it was a very good ...

Hi, I'm using outlook 2003. I leave my PC running and Outlook ceases to be able to send and receive mail the next day. I have been forced to reboot the PC and then it works again, well until the next day when I need to reboot again. I do not...

I now get "Network Operation Failed" and below that, "Error with send/receive. There was an error synchronizing your folder hierarchy. Error: 80041004" This Outlook install is part of Office 2010. Everything was running fine until this...