File Extension LSS

.LSS File

File extension: LSS
File type: Legato Spreadsheet


Notes about the LSS file extension:



To open this file type, a required software must be installed. Without it you only see a Windows message "The following file cannot be opened" (Windows 7) or "How do you want to open this file?" (Windows 10) if you double-click the file. There click on "More apps" and choose a suitable software to view such files on your PC or from email attachments.

The LSS file type is primarily associated with 'Legato Spreadsheet'. Legato/IBM Works for OS/2.

Detailed information for file extension LSS:


Primary association: Legato Spreadsheet

Other applications associated with file type LSS:

  • LotusScript (Program File)LotusScript is a dialect of Basic used as the application extension and macro language for Lotus's line of office automation software. It has some object-oriented programming features and extensive application integration and interface facilities. LotusScript corresponds directly to Microsoft Visual Basic for Applications and Corel CorelScript. Related links: LotusScript Documentation
  • LSS (Survey File) by McCarthy Taylor Systems LtdLSS is a Windows-based 'Digital Terrain Modelling' system which feeds on 3D data to create triangulated data models which can be viewed, searched and edited. This association is classified as CAD/CAM.



To change file associations press Windows Key + X and then Apps and Features > Default apps > Choose default apps by file type. Invalid file associations could be the result of underlying issues within your Windows PC.

Technical data

To view technical data on file-extension LSS click this link to expand/hide the additional area.

System Info for File Extension .LSS

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: XnView.Image
EXEFile: %ProgramFiles%\XnView\xnview.exe %1

ProgramID: ECT.Document
EXEFile: %ProgramFiles%\InMotion\ECT\ECT.exe


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