Will
From Debra Dalgleish..............
You can change the font size of new comments by changing the settings in your
Control Panel.
(Instructions for Windows XP)
Right-click on the desktop, and choose Properties
On the Appearance tab, click Advanced.
From the Item dropdown, choose Tooltip
Choose a font Size, click OK, click OK
(Note: selecting a font type here will not affect the default font used in
Excel's comments)
Gord Dibben MS Excel MVP