Flag your messages for follow up in Outlook

In classic Outlook, choose a message and select Home > Tags >   Follow Up​​​​​​​.

• To flag the message, select an option for when you want to be reminded.

• To remove the flag, select Clear Flag.

• To add a reminder, select Follow Up >  Add Reminder. Enter the date and time for the reminder dialog box to appear. To add reminders to outgoing mail, see Add a reminder to an outgoing message.

For more info, see Flag email messages for follow up.

1. In new Outlook, in the message list, Ctrl+click a message to select it.

2. On the Home tab, select   Flag / Unflag, then choose one of these options:

   Option	Description
   Today	A task with a start and due date of today
   Tomorrow	A task with a start and due date of tomorrow
   This week	A task to start in two days and be due at the end of the work week
   Next week	A task for next week
   No date	A task that's flagged, but without a start or due date

Tip: Near the top right of the message list, you can use   Filter to narrow the list to only flagged items.

In Outlook for Mac, select Message on the top menu and choose  Flag.

• To remove the flag, select  Unflag.