Micro Sign / Mu Symbol µ — Copy & Paste
The micro sign µ represents the SI prefix 'micro' (one millionth, 10⁻⁶) in measurements like µm (micrometers) or µs (microseconds). It visually resembles the Greek letter mu (μ) but is a distinct Unicode character at U+00B5.
How to Type Micro Sign / Mu Symbol
Option + MAlt + 0181 (numpad)Long-press m key on keyboardµOn Android, long-press common keys or use the special characters keyboard to find µ. Or just copy it from this page — it works everywhere.
Unicode Details
U+00B518100B5µWhere Is Micro Sign / Mu Symbol Used?
- ✦Micrometers (µm)
- ✦Microseconds (µs)
- ✦Microfarads (µF)
- ✦Biology
Other Names for µ
Frequently Asked Questions
How do I type the micro sign / mu symbol on a Mac?▼
On a Mac, press Option + M to insert µ directly in any text field.
Does µ work on Instagram, Discord, and TikTok?▼
Yes — µ is a standard Unicode character (U+00B5) that renders on every platform and device. Copy it from this page and paste it into any text field on Instagram, Discord, TikTok, Twitter/X, WhatsApp, or elsewhere.
What is the HTML code for µ?▼
The HTML entity for µ is µ. You can also use the numeric reference µ or the hex reference µ.