eM had been performing, then would not return from CALENDAR to full sidebar.
I assume you have already added e-mail accounts in eM Client?
If you do a right mouse button click on one of the headers of the categories in the left bar (e.g. ‘mail’ or ‘calendar’), you will see a popup menu in which you can specify which categories to show.
screen shot:
Hi, was answer from user Hans helpful to you?
Jan