21,228 outages in February - Here are the biggest:

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    Home • Service directory • Slack • Outage History
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    Slack Outage History

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    There were 98 Slack outages since January 2025 which are summarized below, including incident details, duration, and resolution information.

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    minor icon Minor

    : Slack search issues briefly degrade search and dashboards

    Detected by StatusGator:
    Officially acknowledged:
    Outage ended: (25 minutes)

    Slack experienced a brief degradation in search functionality beginning at , with some searches not completing or returning partial results and organization/workspace dashboards may not load correctly. The issue was acknowledged with updates from Slack and resolved by after about 25 minutes. The incident included 2 status updates and primarily affected the search component and related dashboards.

    minor icon Minor

    : Slack custom apps issue causes brief 45-minute outage

    Detected by StatusGator:
    Officially acknowledged:
    Outage ended: (45 minutes)

    Slack experienced a brief issue with custom built-in internal apps, causing errors for users relying on Apps/Integrations/APIs. The outage began at and was resolved by , lasting about 45 minutes. The incident was limited to internal apps and integrations, with affected components including custom apps and related APIs. Slack's status page documented the issue as an initial advisory followed by confirmation of resolution, and the incident included two official status updates.

    minor icon Minor

    : Slack search slowness impacts AI and general search

    Detected by StatusGator:
    Officially acknowledged:
    Outage ended: (1 hour and 55 minutes)

    Slack experienced degraded search performance starting at , with slowness affecting AI search summaries and general search results. The issue appeared to be isolated to the Search component, and users may have experienced delays when performing searches. The degradation persisted for about 1 hour and 55 minutes, until . Slack issued two official status updates during the incident describing the problem and later confirming recovery. The impact was primarily on search functionality, with other features remaining generally available. User feedback indicated a small amount of reports of search slowness as the incident progressed.

    minor icon Minor

    : Slack profile editing menu fails to load on desktop and web

    Detected by StatusGator:
    Officially acknowledged:
    Outage ended: (50 minutes)

    Slack users on desktop and web experienced a grey screen when attempting to edit their profile, and the profile editing menu did not load. This prevented changes to profile fields such as name pronunciation and pronouns, and affected Windows and macOS clients while the mobile apps remained unaffected.

    According to Slack's status updates, the issue began at and was resolved by , lasting about 50 minutes. The incident affected the Apps/Integrations/APIs component and Slack issued two status updates during the event.

    minor icon Minor

    : Slack Apps/Integrations APIs briefly degraded, then recovered

    Detected by StatusGator:
    Officially acknowledged:
    Outage ended: (50 minutes)

    Slack's Apps/Integrations/APIs component experienced a brief degraded performance beginning at and restored by . The incident affected app integrations and API-related features, potentially impacting workflows relying on Slack apps or external API calls. The Slack status page issued two updates during the incident documenting the degradation and the recovery, with impact confined to the Apps/Integrations/APIs component and no broader Slack service disruption.

    minor icon Minor

    : Slack.com loading issues briefly impacting users

    Detected by StatusGator:
    Officially acknowledged:
    Outage ended: (45 minutes)

    Slack experienced a brief connectivity issue affecting loading of Slack.com, with some users seeing a server error when trying to access the site. The incident began at and was resolved by . Slack's Connectivity component was listed as degraded during the outage and the company issued two status updates as it investigated and restored service. The outage lasted about 45 minutes, with no broader impact indicated beyond the loading problems.

    minor icon Minor

    : Slack Activity badge display issue degrades notifications

    Detected by StatusGator:
    Officially acknowledged:
    Outage ended: (1 day, 13 hours and 15 minutes)

    Slack's Notifications component experienced an Activity badge display issue where the unread badge persisted after all messages were read, causing confusion for users across Slack clients. The incident began on and lasted for about 1 day and 13 hours, with the badge returning to normal on as services stabilized.

    minor icon Minor

    : Slack activity badge display issue degrades notifications

    Detected by StatusGator:
    Officially acknowledged:
    Outage ended: (11 hours and 45 minutes)

    Slack experienced a user-facing issue in the Activity badge display within the Notifications component, causing the unread count to persist after messages were read and potentially confusing users. The incident was classified as a degraded notification experience, with Slack actively investigating and providing updates as it worked to restore normal badge behavior. The issue began at and was resolved by , lasting about 11 hours and 45 minutes. Slack issued two status updates during the incident.

    minor icon Minor

    : Slack iOS app opening issues cause brief partial outage

    Detected by StatusGator:
    Officially acknowledged:
    Outage ended: (3 hours and 45 minutes)

    Slack reported issues opening the iOS app (version 25.09.10), with an error indicating jailbroken devices are blocked from accessing Slack for security reasons. This resulted in a partial outage for iOS users as the Login/SSO flow could not be completed. The incident began at and was resolved by .

    Slack communicated via status updates, first flagging the problem and listing Login/SSO as affected, then restoring normal service after fixes were applied. The disruption lasted several hours, with two official status updates issued over the course of the incident.

    minor icon Minor

    : Slack Microsoft connectors experience connection issues

    Detected by StatusGator:
    Officially acknowledged:
    Outage ended: (5 hours)

    Slack reported connection issues affecting Microsoft-related connectors, including Calendar, OneDrive, and Teams, within Slack's Apps/Integrations/APIs. Users may have encountered errors when attempting to use these connectors. The outage began at and was resolved by , lasting about 5 hours.

    Slack's status page documented the incident with two official updates: one to warn of the issue and another to confirm restoration of connectivity. The service returned to normal as the connectors were re-enabled and status shifted back to a healthy state.

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