EXFO OTDR 2 - Manual (Page 141)

Analyzing Traces and Events
OTDR 133
Managing Comments
4. Tap Modify.
A red triangle appears next to the event number to indicate that a
comment has been inserted manually. The comments can be seen in
the tooltip.
To modify or delete a comment:
1. Select the event on which you want to modify or delete a comment.
2. From the Events tab, tap .
3. Modify or delete the text in the Comment box.
4. Tap Modify to return to the main window.