Choose the style and purpose of the font
Sketch the letterforms by hand or digitally
Select the characters you want to create
Draw each glyph in font design software
Set consistent baseline, x-height, cap height, and spacing
Adjust kerning and letter spacing
Add punctuation, numbers, and symbols
Test the font in sample text
Refine shapes, spacing, and readability
Export the font in a usable format such as OTF or TTF
Install and test the final font on your device