Slack Desktop App Slow to Load with Incorrect Unread Badge Counts
Users report Slack taking over 30 seconds to render on all devices, paired with persistent badge count errors that inflate unread message counts by a fixed amount. The combination of slow startup and unreliable notification state forces users to manually verify message status, undermining the core purpose of the tool. This appears to be a recurring client-side bug rather than a network issue.
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Problem descriptions, scores, analysis, and solution blueprints may be updated as new community data becomes available.