The printout looks smaller than on screen. Solution: Your printer may have a "fit to page" setting enabled. Disable it. Alternatively, check if the document’s page size (e.g., A4 vs. Letter) is mismatched.
The American Council of the Blind recommends a minimum of 18 pt for large-print materials, but 20 pt is a sweet spot. Times New Roman is frequently chosen because its familiar letterforms reduce cognitive load for readers who have lost central vision but recognize traditional typefaces. times 20new 20roman font