In New Outlook, you can’t choose a predefined reason when declining a meeting. However, you can add your explanation by replying to the invitation and emailing the organizer before declining the event.
Method 1: Decline a meeting from your inbox
1.Decline and propose a new time
Use this option if your reason for declining is related to scheduling.
- Open your Inbox and select the meeting invitation email.
- In the meeting details, click the three dots (More options) in the upper‑right corner.
- Select Propose new time > Decline and propose new time.
- In the pop‑up window, choose a new proposed time.
- Click Add a note, then enter your reason in the message field.
- Select Send to notify the organizer.
2.Decline with a note (other reasons)
Use this option if your reason is not related to changing the meeting time.
- Open the meeting invitation from your Inbox.
- Click the three dots (More options) in the meeting details.
- Select RSVP with note to organizer.
- A note field will appear under the meeting information.
- Enter your message explaining the reason for declining.
- Select Decline to send your response.
Method 2: Decline a meeting from your calendar
- Open your Outlook Calendar and select the meeting you want to decline.
- Enable the Email organizer option.
- Enter your reason in the note section.
- Select Decline to send the notification to the organizer.
If the above response helps answer your question, remember to "Accept Answer" so that others in the community facing similar issues can easily find the solution. Your contribution is highly appreciated.
hth
Marcin