EXFO FastReporter 2 - Manual (Page 122)

Working with OTDR Files
112 FastReporter 2
Changing OTDR Settings
6. If you want the event calculations and pass/fail thresholds to be saved
when they are not included in the original file, select the corresponding
option. Otherwise, the default values are used.
7. To apply the changes without closing the dialog box, click Apply. To
return the general settings back to their original values, click Default
Settings.