Notes about the SM3 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 SM3 file type is primarily associated with 'DataCAD' by DATACAD LLC. Architectural CAD program.
Detailed information for file extension SM3:
File classification: CAD/CAM
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.
To view technical data on file-extension SM3 click this link
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System Info for File Extension .SM3
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: RioPortRAM.SM3Audio, FileType: Secure Audio, AppName: RioPort Audio Manager
EXEFile: %ProgramFiles%\Nike\Audio Manager\1SMusic.exe /Play /SMALL