The compose key is a concept, not a physical key :) If your operating system supports it, you can bind any key to the compose key, such as the right alt key.

The compose key is a concept, not a physical key :) If your operating system supports it, you can bind any key to the compose key, such as the right alt key. Here's a link to several options to get software support: https://en.wikipedia.org/wiki/Compose_key#Software_support https://en.wikipedia.org/wiki/Compose_key#Software_support.