Fix my Outlook!

详细信息

I My Outlook is not working and i cannot Send/Receive emails.
The server provider says it is an Outlook issue not with the server.
Solutions are:
1) Restart outlook2) Restart the computer3) Enable offline mode, restart outlook & disable offline mode4) Disable the email account & re-add it
I don't understand technology so other than1) &2) above I don't know what I need to do.
I require someone to fix my Outlook so I can Send/Receive emails.