15Five Check-in Reminders Not Sending
Workaround available Web, Slack, Teams Updated November 13, 2026Based on 2 user reportsHow we research
Quick answer
Missing 15Five check-in reminders usually trace to notification settings, an unlinked Slack or Teams account or mismatched emails rather than a bug.
Most likely fix: Check company notification settings
How to fix it
Try these in order — the most common fix is first.
1. Check company notification settings
- Review Configure company-wide notification settings and the delivery channels enabled
- Confirm the reminder is set for the right day and time
Did this fix it?2. Verify the delivery channel
- If using Slack, confirm Integrations > Slack shows Manage and the user added the app
- If using Teams, link the account on the app Home tab
Did this fix it?3. Match the emails
- The Slack/Teams email must match the 15Five account email
Did this fix it?4. Check personal preferences and spam
- Ask the user to review their own notification preferences
- Allow 15Five senders in the mail filter
Did this fix it?
Symptoms
Employees say they never get the weekly check-in reminder by email, Slack or Teams.
Why it happens
- Delivery channel not enabled or not linked
- Email differs across systems
- Individual notification preferences off
- Emails filtered as spam
This guide also covers
- 15five reminders not working
- 15five check-in reminder
- 15five not receiving notifications
- 15five weekly check-in email
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