No.

Because each comment has different shape, content and attribute, with so
many comment in a worksheet, it would be difficult to resize them. An then
comment do not display scroll bar to show that there are more information in
a shape.

This must be possible by writing some code in VBA.

Challa Prabhu

"AJB" wrote:

I have a large worksheet with approx. 5,000 comments. Can I change the
default size, font, etc to make all of them easier to read in one fell swoop?
Thanks much.