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Is Slack Down? — CheckUpstream

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Slack.

OperationalLive

No — Slack is up.

0 days since last incident

30-day uptime

100.000%

30 days agotoday

Recent incidents (30d)

Trouble adding multiple users to channels
Major
6/9/2026, 3:24:39 PM · resolved 6/9/2026, 8:25:19 PM · lasted 5h 0m
Some users unable to sign in
Major
6/8/2026, 7:00:00 PM · resolved 6/8/2026, 7:40:17 PM · lasted 40m
Administrators may experience errors in member management.
Major
6/3/2026, 4:33:16 PM · resolved 6/3/2026, 5:40:36 PM · lasted 1h 7m
Trouble connecting or loading Slack
Major
6/3/2026, 12:58:35 AM

Official status page: https://slack-status.com (opens in new tab)

Want history, per-window uptime, MTTR, and community signal data? See the Slack reliability page.

· resolved 6/3/2026, 1:55:11 AM · lasted 56m

Partial Degradation Impacting Usergroups

6/1/2026, 2:08:09 AM · resolved 6/1/2026, 3:10:29 AM · lasted 1h 2m

Severe Latency Impacting All Slack Services

5/27/2026, 11:02:22 PM · resolved 5/27/2026, 11:30:11 PM · lasted 27m

Issues affecting workflows, message edits, channel renames, apps, and channel creations

5/27/2026, 11:00:58 PM · resolved 5/28/2026, 3:26:00 PM · lasted 16h 25m

Trouble uploading files and emojis in Slack

5/19/2026, 8:51:23 PM · resolved 5/19/2026, 10:30:18 PM · lasted 1h 38m

Issues affecting file uploads, message edits, channel renames, and channel creations

5/14/2026, 2:37:41 PM · resolved 5/14/2026, 3:40:47 PM · lasted 1h 3m

EKM customers experiencing issues with channel loading and message delivery

5/11/2026, 2:09:17 PM · resolved 5/11/2026, 2:20:22 PM · lasted 11m