As Derek said, you can either do that. Or you can also select the text whose font you want to change and then hover the fonts from the drop down and seeing in real time how the appearance looks.
Hopefully this helps:)
The previous version of Indesign used to revert back to the letter in the alphabet where I last chose from
Preferences>Type>number of recent fonts to display: set number to 0 "zero"
Thank you!!! Problem solved