All I can tell you is that if you set this up, in Excel, it works in any screen reader, regardless of what screen reader you're using to work with Excel. But the actual manipulation of row/column titles must occur in Excel so that it "goes with" no matter what screen reader the spreadsheet may be handed to.
Read the tutorial.
Brian - Windows 10 Pro, 64-Bit, Version 2004, Build 19041
It’s hard waking up and realizing it’s not always black and white.
~ Kelley Boorn