Outlook email invites disappear on acceptance

Question

Why when I receive an invite in outlook and I accept, it does not save to my calendar and completely disappears?

Answer 1

Hi Linda Collins,

What you are seeing can happen in Classic Outlook for Windows when the invite email is removed after you respond. That part is often expected behavior if “Delete meeting requests and notifications from Inbox after responding” is enabled.

Before troubleshooting Outlook itself, check the Deleted Items folder first. If the meeting was declined (or treated as declined), it will not be saved to the calendar and the invite will be removed from the Inbox. In that case, open the original invite from Deleted Items and accept it again, or ask the organizer to resend the invitation.

If the meeting was accepted and still does not appear on the calendar, the issue usually points to Outlook saving to a different calendar, an add‑in interfering, or a local Outlook cache or profile problem.

Please try these in order:

1. Check whether “Delete meeting requests and notifications from Inbox after responding” is enabled under File > Options > Mail > Send messages.
2. Check all calendars in Outlook, especially if you have more than one account or data file open.
3. Sign in to Outlook on the web and confirm whether the meeting appears there. If it does, the issue is likely specific to the Outlook desktop app.
4. Open Outlook in Safe Mode (outlook.exe /safe) and accept a new test invite. If it works there, an add‑in is likely involved.
5. If it still fails, rebuild the local Outlook cache by closing Outlook and renaming the OST file so Outlook creates a fresh one when it reopens. (Note: only do this for accounts that use an OST cache file, not a PST data file.)
6. If needed, test with a new Outlook profile.

A few questions so we can narrow this down further:

• Does the meeting appear in Outlook on the web?
• Does it work in Safe Mode?
• Are you using more than one account or calendar in Outlook?

Please let me know if this proves useful to you, or if you would like further assistance.

I'm looking forward to your reply.

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Answer 2

In classic Outlook for Windows, what happens to an invite and whether it stays visible depends on two things:

1. The calendar response (Accept/Tentative/Decline)
2. The organizer’s meeting still being valid and your local Outlook behavior

From the behavior described (invite “completely disappears” and no calendar entry is created), the most common cause in classic Outlook is that the meeting was actually declined or treated as declined. In classic Outlook:

• When a meeting request is declined, it is not saved to the calendar.
• The meeting request email is moved to Deleted Items.
• There is no way to show a declined meeting on the calendar; only accepted or tentative meetings appear.

To check and recover:

1. Open the Deleted Items folder in Outlook.
2. Find the original meeting request.
3. Double‑click it and choose Accept or Tentative.
4. After that, the meeting should appear on the calendar.

If the Deleted Items folder has been emptied, the organizer must forward a new invite so it can be accepted again.

If the meeting was definitely accepted (not declined) and still does not appear, verify that the response was not changed to Decline afterward and that the item is not filtered out or removed by any rules. If necessary, ask the organizer to resend the invite and accept it again.

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References:

• Show a declined meeting on my calendar in Outlook