Hello All,
You can change the font size in the Zoom Chat Window, making it larger or smaller
Open the Zoom app on your computer
Click on your profile picture or initials and choose Settings from the drop-down menu.
Click Accessibility in the left sidebar.
(Adjust the size of Closed Captions by dragging the slider bar.)
Adjust the Chat Display Size by entering a percentage.
During a meeting you can also adjust the Chat font size by pressing Ctrl+ and Ctrl- (PC) or Command+ and Command- (Mac) on your keyboard.