How to type Micro Sign
- Windows: hold Alt, type 0181 on the numeric keypad, release.
- Mac: Option+m.
- HTML:
µorµ. - Chromebook: Ctrl+Shift+U, type 00B5, then Enter.
Reference
- Unicode name: MICRO SIGN
- Code point: U+00B5
- Category: Math & measurement
- Also searched as: micro mu micron micrometer
Symbol data last reviewed: July 9, 2026.