Mass delete Discord messages
Note: You can only delete your own messages, even on a server where you can’t delete messages.
Step 1: Download a browser extension for running user scripts.
- Chrome/Brave/Edge Chromium: Violentmonkey or Tampermonkey.
- Firefox: Greasemonkey, Tampermonkey or Violentmonkey.
- Microsoft Edge: Tampermonkey.
- Opera: Tampermonkey.
Step 2: Install the Undiscord script.
Get the script from: OpenUserJS or Greasy Fork.
Step 3: Open Discord in your browser.
Go to https://discord.com/login and login to your Discord account and go to the server and text channel where you want to delete messages.
Step 4: Click the new trash icon in the top right in Discord.
Click on the Authorization, Author and Channel buttons.
Step 5: Click on start.
And let it do its job. This can take a really long time depending on how many messages you have sent in that channel.