 Starting LibreOffice and Modules LibreOffice 6.4 under Windows 10. On the left hand side you can start one of the LibreOffice modules with a click. Or you can click on one of the documents in the overview of the most recently used documents. Starting LibreOffice and Modules from the desktop. You can start the program or module by double-clicking the icon on the desktop. You can start the program or module by clicking the icon in the taskbar. Start LibreOffice and Modules with the run command. Right-click on the Windows start icon in the lower left corner of the screen. Select run. The run dialog box appears. If you want to open CALC for example, enter the full path including the file name. C. Program Files LibreOffice Program SCalc.exe Starting this way has the advantage that different parameters can be transferred. Start a module by double-clicking on a file symbol. The files assigned to the LibreOffice program are displayed in the file explorer with the corresponding icons. Double-click one of these files, for example an ODT file, and it is displayed in the writer module and can be edited.