Menu bar/screen font size

[hornet41]

My elderly uncle gave me his Macbook Pro when he bought another 'puter. As his eyes aren't what they used to be, the menu bar and any text are HUGE!!
How do I change this to a smaller size???????? I just can't figure out how to change it!!! Thanks 'Mo 😕

 

[EricNau]

Check your screen resolution in System Preferences > Displays.

 

[hornet41]

Check your screen resolution in System Preferences > Displays.

Duh!!!!! Thank you, thank you, thank you!!!!! 'Mo😀