Cemu Emulator — Keys.txt

How cemu uses keys.txt

This comprehensive guide explains what the keys.txt file is, how it works, and how to properly configure it to get your Wii U games running flawlessly. Understanding Cemu and Encryption Keys cemu emulator keys.txt

Once Cemu emulator is configured with a valid keys.txt file, users can start playing Wii U games on their PC. Here's a step-by-step guide to playing games on Cemu: How cemu uses keys

: Paste this key into the Wii U Common Key section of your Cemu keys.txt , removing any spaces. This 16-byte key is your console's unique common key. This 16-byte key is your console's unique common key

| Key Type | Description | How to Obtain | | :--- | :--- | :--- | | | Single key shared by all Wii U consoles, essential for decryption | Dump from your console using homebrew (e.g., NandDumper) | | Title Key | Unique key per game, required for launching encrypted titles | Dump from your console using homebrew (e.g., Tik2SD) | | Wii U Common Key | A specific common key value that is often required | Dump from your console's OTP.bin file |

Downloading keys for games you do not own is a violation of copyright law in many countries. Downloading a key for a game you legally own is a gray area, but safer. The only unequivocally legal method is extracting keys from your own console.

Only required for encrypted formats. If you use decrypted formats like .wua or "Loadiine" (folders with code, content, and meta), you don’t need a keys.txt at all. Where to Put It: