Added in 1.9.0
/rename [-of] <filename> <new filename>
Renames a file or folder, can also be used to move a file or folder to another location.
|-o||Overwrites the target file if it exists.|
|-f||Flushes copy to disk immediately.|
|<filename>||File/folder to rename or move.|
|<new filename>||New filename/foldername.|
/rename E:\example.txt "E:\renamed with spaces.txt"