If you are making use of shared calendars in Outlook 2016 you may find that not all appointments are showing in the calendar or are disappearing. Typically this happens when running Outlook 2016 in cached mode with exchange or Office 365. Outlook lets you add these 'recurring' appointments just once and they'll appear in your diary each time. There's even allowance for exceptions when the regular event is cancelled or changed. On the calendar view the appointment will show up with a little twin circular arrow to indicate part of a series.
Aug 11, 2020 · Select Advanced and look near the bottom of the dialogue for the option to Show Picture Placeholders. Uncheck the box to Show picture placeholders. Close the dialogue then close the message. After changing the settings, close the message. Do not send it!