This is the #1 source. In the #game-news and #mailbox-passwords channels, developers post codes hours or days before they appear elsewhere. Join via the link in the game’s main menu.
| Error Message | Likely Cause | Fix | | :--- | :--- | :--- | | "Incorrect Password" | Typo or case mismatch | Type exactly as shown, including capitals. | | "This password has expired" | Code too old | Check Discord for newer list. | | "You have already redeemed this" | One-time use | Move to the next password. | | "Mailbox is locked" | New account | Reach Farming Level 5 first. | farm rpg mailbox passwords