Please send a request to support@hypothes.is with the username you want (along with a backup in case your desired username is taken).
After we change your username, it may take some time before your new username is displayed on all your annotations.
Note: Usernames must be at least 3 characters and no more than 30 characters. Accepted characters are letters a-z (lowercase and uppercase), numbers 0-9, periods (.), and underscores (_).
In order to support easy reuse, revision, remixing, and redistribution, the entire Hypothesis Help knowledge base by Hypothesis is dedicated to the public domain via CC CC0 1.0. While we appreciate attribution and links back to Hypothesis from anywhere these works are published, they are not required. Learn more about how we made the decision to put our guidance in the public domain and let us know how you are putting Hypothesis Help to good use.