Windows
Hold Alt and type 7777 on the numeric keypad.
Accents
Copy the character, or use the shortcut that matches your keyboard and app.
All S accentsHold Alt and type 7777 on the numeric keypad.
Character Viewer → s dot above
Type 1E61 then Alt + X
Insert → Special characters → s dot above
Click the keycap, then paste with Ctrl+V or Cmd+V.
Num Lock on, hold Alt, type 7777, release Alt.
Use the Unicode, HTML, CSS, or JS value below in documents and stylesheets.
U+1E61ṡṡ\1E61\u{1E61}Alt + 7777