Notes about the CDU file extension:
Incorrect file associations could be the result of underlying issues within your PC system. As such it is highly recommended to scan your PC for invalid registry entries, unused processes and other unfavourable system settings to identify slowdown issues.
The CDU file type is primarily associated with 'CDU Paint'.
Detailed information for file extension CDU:
Primary association: CDU Paint
Important: Invalid file associations could be the result of underlying issues within your Windows PC. It is highly recommended that you scan your PC for invalid registry entries, unused processes and other slowdown issues.
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System Info for File Extension .CDU
The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and information FILExt collected directly
from user systems.
ProgramID: GraphicsConverterPro.cdu, FileType: CDU Paint, AppName: GraphicsConverter-reg
EXEFile: %ProgramFiles%\XnView\xnview.exe %1