This command saves the game to the specified save file. If your entered save file name has spaces in, you will need to surround it in quotation marks (e.g. "Example Save").
save [file name]
|File Name||The name of the save file. If this name contains spaces, you must surround the name in quotation marks (e.g. save "Example File").|
This command would save your game to the save file "savefile22".
save "save file 22"
As the save file name has spaces in, we have surrounded it in quotation marks. This command would save your game to a file named "save file 22".