EXFO iOLM - Manual (Page 146)

Managing Files
140 iOLM
Saving iOLM Files
2. Tap either Save to overwrite the existing file with the new file, or Save
As to enter a new name or location.
Note: If a file already exists on the disk and it is saved a first time after an
acquisition, a confirmation message will be displayed to overwrite the
existing file. If you select No, the Save As dialog box will open.
Note: If an OTDR Bellcore (.sor) file already exists on disk, a number in
parenthesis will be automatically incremented at the end of the file name
to avoid unwanted overwrite.