The File Extensions Database


.SLS8 File Extension

  • Developer by: Microsoft Corporation
  • Category: Spreadsheet and workbook Files

What is an .SLS8 file?

.SLS8 is Microsoft Excel 98 for Mac template file

The SLS8 file extension is associated with Microsoft Excel, one of the most popular and powerful tool you can use to create format spreadsheets, graphs and much more.

The .sls8 files were used in Microsoft Excel 98 for Mac for spreadsheet files.

The default file extensions, that are used by Microsoft Excel, are XLT or since Microsoft Office 2007 the XLTX.


How to open:

You will need a spreadsheet program with support for a specific file format in order to open your spreadsheets. Nevertheless, most non-proprietary formats are well-supported in modern spreadsheets programs.For general information please read:Basic info how to open spreadsheet files

How to convert:

Spreadsheets can be usually converted between various formats, or the data can be extracted and saved in structured text files, such as CSV (Comma Separated Value). Sometimes, export to a generatic database format is also possible. For general information please read:Basic info how to convert spreadsheet files

How to solve problems with SLS8 files

  • Associate the SLS8 file extension with the correct application. On :
    Windows: Right click on any SLS8 file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.SLS8 files". Mac: Right click (or Ctrl-click) the SLS8 file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .SLS8 is Microsoft Excel 98 for Mac template file. Because only the current version supports the latest SLS8 file format. Search, therefore, e.g. on the Microsoft Corporation manufacturer website after an available .SLS8 is Microsoft Excel 98 for Mac template file update.
  • To make sure that your SLS8 file is not corrupted or virus-infected, get the file again and scan it with antivirus software.