Sussex Police said officers are continuing to search for Bridgid, who was last seen in the Meads area of Eastbourne.
The first appeal was published on Monday, January 6 – and was renewed on Saturday morning (January 11).
The latest appeal read: “Bridgid is 68, 5ft 4in, has blonde/grey wavy hair, blue eyes and wears brown glasses.
"She is also thought to be wearing a red duffle coat, like the one she is wearing in this photo.
“Bridgid is softly spoken with an Irish accent.”
Police said she has links to Kent and Eastbourne, adding: “If you see Bridgid, call 999 quoting reference 471 of 06/01.”