Latin Small Letter A With Diaeresis (ä)

LATIN SMALL LETTER A WITH DIAERESIS · U+00E4

Windows Alt + 0228 on the numeric keypad

Mac Option+u, a

Chromebook Ctrl + Shift + U, then 00E4 and Enter

This reference card renders in your browser and needs JavaScript. Short version: Windows Alt+0228, Mac Option+u, a, HTML ä.

How to type Latin Small Letter A With Diaeresis

Windows: hold Alt, type 0228 on the numeric keypad, release.
Mac: Option+u, a.
HTML: ä or ä.
Chromebook: Ctrl+Shift+U, type 00E4, then Enter.

Reference

Unicode name: LATIN SMALL LETTER A WITH DIAERESIS
Code point: U+00E4
Category: Accented letters
Also searched as: a umlaut german

Symbol data last reviewed: July 9, 2026.