Outage in Slack

Trouble loading Slack, using canvas, huddles, and other features.

Minor
October 20, 2025 - Started about 9 hours ago
Official incident page

Incident Report

Users may be experiencing intermittent difficulties with Slack, such as loading threads and canvases, sending messages, and using huddles.

We're investigating this and we will be back with an update as soon as possible.


One place to monitor all your cloud vendors. Get instant alerts when an outage is detected.

Try IsDown risk-free 14-day free trial · No credit card required
Latest Updates ( sorted recent to last )
34 minutes ago - at 10/20/2025 04:20PM

We're reopening this issue as some users are beginning to report general trouble with Slack. We've determined these reports are still related to the ongoing issue with an upstream provider.Current status and actions being taken: We're continuing to investigate additional reports of issues with Events API, workflows, and some connectivity issues.Estimated time to resolution: None at this time.Scope: Users globally may encounter some trouble in Slack.Current impact to end users: Some users may encounter trouble loading or connecting to Slack, scheduled workflows triggering multiple times, or latency with Events API.Known workarounds: No known workarounds at this time.We appreciate your patience as we sort this out and will be back with another update once we have news to share.

about 5 hours ago - at 10/20/2025 11:25AM

This issue is now resolved for all users.Current status and recent actions taken: Our upstream partners have resolved the issue that impacted several Slack features. Scope: Users globally may have experienced errors across impacted features.Previous impact to end users: Trouble connecting to or loading Slack, huddles, canvas, login/SSO, and receiving emails, such as those related to two-factor authentication. Users may have experienced issues loading messages, channels, or threads.Required resolution steps: Affected users should re-attempt any action that returned an error. It's also encouraged to hard-reload their Slack app using Cmd/Ctrl + Shift + R.We apologize for any disruptions to your day.

about 6 hours ago - at 10/20/2025 10:28AM

We're still working to fully resolve this issue, but continue to observe signs of recovery.Current status and actions being taken: We're continuing to monitor for updates from our upstream provider, but continue to see improvements in features such as huddles, login, SSO, and loading content such as messages/channels. However, we're still investigating some errors related to canvas.Current impact to end users: Users may see improvement with features such as huddles, logins (including SSO), and loading messages, channels, and threads. Some actions related to canvas may be successful, but this feature is still impacted as we are observing elevated error rates.
We'll be back with another update once we have news to share.

about 7 hours ago - at 10/20/2025 09:55AM

Our work on this issue is still ongoing, but we're seeing signs of recovery.Current status and actions being taken: We're continuing to partner with our upstream provider to resolve the issue, but have implemented some steps to help mitigate impact. We are observing signs of recovery, but some impacted features may still encounter failures.Current impact to end users: Many features, including canvas, receiving emails related to logging in, SSO, huddles, and the loading of content such as messages, channels, or threads may be returning to normal, but we're still monitoring our health metrics.We'll be back with another in 30-minutes.

about 8 hours ago - at 10/20/2025 09:20AM

Our investigation is ongoing. We have determined that several core Slack services are currently affected by an issue originating with an upstream provider.Current status and actions being taken: We are continuing to investigate the full impact and are implementing necessary steps to mitigate the impact. Several features remain affected. We're continuing to partner with our upstream provider to resolve the issue.Estimated time to resolution: No ETA is available at this time.Scope: Users globally may be experiencing issues with several Slack features.Current impact to end users: Many features, including canvas, huddles, and the loading of content such as messages, channels, or threads, may not be working as expected. Some emails such as those related to two-factor authentication, may also have trouble delivering to users.Known workarounds: No known workaround at this time.We appreciate your patience as we sort this out and will provide the next update in 30-minutes.

about 8 hours ago - at 10/20/2025 08:47AM

Users are experiencing intermittent issues with Slack, including but not limited to sending messages, loading channels, using canvases and huddles.

We're continuing to investigate and we'll be back with an update as soon as we have more information.

about 9 hours ago - at 10/20/2025 08:15AM

Users may be experiencing intermittent difficulties with Slack, such as loading threads and canvases, sending messages, and using huddles.We're investigating this and we will be back with an update as soon as possible.

The Status Page Aggregator Built for IT Teams

With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.

Start free trial

No credit card required · Cancel anytime · 4522 services available

Integrations with Slack Microsoft Teams Google Chat Datadog PagerDuty Zapier Discord Webhook