Preview · in Slack

#general

Priya Banerjee2:17 PM

wait who designed :404_error: it's perfect, I love it here

1342

Inline at 22px like Slack renders it. Reactions are pills with the emoji + count.

How to add :404_error: to Slack

  1. Download the original GIF above. It's already sized 128×128 — exactly what Slack wants.
  2. In Slack, open any message box and click the smiley face, then choose Add Emoji.
  3. Upload the file and name it . Hit Save.
  4. Type in any channel — your workspace now has it forever.

Need it for a different chat app? PNG and GIF emoji work the same way in Discord, Mattermost, Rocket.Chat, and most modern chat tools.

About this sticker

404 error sits in the Random category — typical territory for general reactions, miscellaneous in-jokes, and the catch-all #general vibes. Format is GIF, dimensions 73×38, animated (plays in workspaces with animation enabled).

Designed for general reactions, miscellaneous in-jokes, and the catch-all #general vibes, 404 error works in Slack, Discord, Microsoft Teams, Mattermost, Rocket.Chat — anywhere a custom GIF emoji is accepted.

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