For server owners, setup a dedicated logging channel immediately.
When a user or moderator deletes a message, it is purged from Discord's active databases.
Official way to monitor servers. Cons: Only works if the bot was active before deletion. BetterDiscord Plugins recover-deleted-messages-on-discord
Bots like Dyno or MEE6 can be configured to log message events to a private moderator channel.
Recovering deleted messages on Discord is generally through the platform itself once they have been removed from its servers. While Discord does not provide a built-in recovery tool, there are specific workarounds and preventive measures users often employ. Official Discord Stance & Native Limitations For server owners, setup a dedicated logging channel
Be extremely cautious of "recovery services" or tools that ask for your Discord token, password, or to run code in your browser console.
Local scripts that cache your own chat history as you use the app. Cons: Only works if the bot was active before deletion
Sites claiming to "retrieve deleted history" often use these scripts to steal accounts .