If you get an error saying "This title is encrypted," double-check that the key in your text file matches the region (USA/EUR/JPN) and version of your game exactly.
The format of a key entry is simple: Title ID (Hex) # Title Key (Hex) # Game Name cemu wii u title keys
Understanding the role of the Wii U Common Key and Title Keys is essential for getting the most out of Cemu. The key takeaway is responsibility: the only correct and legal way to obtain these keys is to dump them from your own, personal Wii U console. If you get an error saying "This title
: Title keys are region-specific. A title key for a European version of a game will not decrypt a US version of the same game. Ensure your Title ID matches your game region. : Title keys are region-specific
When a retail Wii U console loads a game, it uses its internal Common Key to decrypt the Game Ticket, extracts the Title Key, and then uses that Title Key to decrypt the actual game content. The Role of Title Keys in Cemu
The location of keys.txt depends on your operating system and whether Cemu is in portable mode.
For macOS
Best on macOS
The most reliable way to Optimize – Resize – Convert – Watermark Images and Videos in bulk
Supports input and output of animated PNG, GIF, WebP and multi-framed HEIC
Blazing fast and high quality compression
Preserves image metadata (EXIF Tags), ability to skip sensitive metadata
Apply your custom watermark, keyboard short-cuts, advanced filtering options and resize the image based on target print sizes
Output file name manipulation (suffix, prefix, replace on file names)
Most easy to use file name, file size & modified date based filter to exclude/include files for compression
For Windows
Award Winning
Windows App
Mass Image Compressor is proud to have received the ‘Open Source Excellence’ award by SourceForge. This award reflects our commitment to delivering valuable tools. Commercial products exist, but focus remains on accessible, high-quality solutions, prioritizing people over profit.
Bulk Operation: Works on one or more images and on entire folder (and its sub-folders)
Image: Convert, Resize, Optimize, Watermark
Extremely Ease of use: Drag & Drop folder & files
Supports input images in all major formats including JPG/JPEG, PNG, WEBP, GIF, TIFF, AVIF, HEIC, JP2, BMP, as well as RAW image formats from leading camera brands like Sony (ARW), Adobe (DNG), Nikon (NEF), Canon (CR2, CR3, CRW), Kodak (DCR, KDC), Minolta (MRW), Olympus (ORF), Fujifilm (RAF), Pentax (PEF), Panasonic (RW2), Samsung (SRW), Epson (ERF), Hasselblad (3FR), and Mamiya (MOS, MEF).
Output Format Supported: JPEG, PNG, WebP, AVIF, GIF
Supports input and output of animated PNG, GIF, WebP!
Blazing fast and high quality compression
Preserves image metadata (EXIF Tags, XMP and IPTC data), ability to skip sensitive metadata
Output file name manipulation (suffix, prefix, replace on file names)
File name and file size based filter to exclude/include files for compression
It’s hard to find difference!
Move the switch to look at sample compression.
Original
Compressed
Original 345 KB
Compressed with Mass Image Compressor – 89 KB (74% Reduction)
Photo Credit: Meena Kadri – https://www.flickr.com/photos/meanestindian/388684934 License: CC BY 2.0
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If you get an error saying "This title is encrypted," double-check that the key in your text file matches the region (USA/EUR/JPN) and version of your game exactly.
The format of a key entry is simple: Title ID (Hex) # Title Key (Hex) # Game Name
Understanding the role of the Wii U Common Key and Title Keys is essential for getting the most out of Cemu. The key takeaway is responsibility: the only correct and legal way to obtain these keys is to dump them from your own, personal Wii U console.
: Title keys are region-specific. A title key for a European version of a game will not decrypt a US version of the same game. Ensure your Title ID matches your game region.
When a retail Wii U console loads a game, it uses its internal Common Key to decrypt the Game Ticket, extracts the Title Key, and then uses that Title Key to decrypt the actual game content. The Role of Title Keys in Cemu
The location of keys.txt depends on your operating system and whether Cemu is in portable mode.
