Child windows displaying content at half height

What to do

• Check whether your product depends on Slack. Check your stack

  Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.

• Confirm your retries, queues and scheduled jobs caught up after the 1h 2m it lasted.

  Anything that failed between 2026-06-11 22:13 UTC and 2026-06-11 23:15 UTC may need a replay.

• Subscribe to Slack's feed to hear about the next one first. RSS feed

  https://down.guide/feed?provider=slack works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from Slack 3

1. updateJun 11, 2026, 10:13 PM UTC

   We're aware of an issue affecting the Slack desktop app. Users may find that content in child windows, such as channels or documents opened in a separate window, displays at reduced height. We’ve identified the technical trigger and are deploying a fix. We'll provide an update in 30 minutes or sooner if additional information becomes available.

   provider

2. updateJun 11, 2026, 10:43 PM UTC

   We’ve deployed a fix and are now performing validations. We'll provide an update in 30 minutes or sooner if additional information becomes available.

   provider

3. updateJun 11, 2026, 11:15 PM UTC

   We've validated that the fix resolved the issue and child windows are now displaying content as expected. You may need to reload Slack using Command + Shift + R (Mac) or Ctrl + Shift + R (Windows/Linux) in order for this fix to be reflected on your end. We're sorry for the disruption this caused to your day.

   provider

Corrections

None so far.

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