Got it. Right click and select " Check spelling in text fields."
Over the last week or so, some settings have spontaneously changed to a default(?). For example, a couple of days ago ,when I fired up MPLAB 8.92 all of my project files were icons. I am certain that I did not do that on purpose. I hope there is not some worm or something messing with my PC's memory. Now I have been alerted.