Can I change my username later?

Yes, in Edit profile. The new name must be free, and 3 to 20 letters, numbers or underscores.

Phone app

  1. Open your profile and tap Edit profile.
  2. Change your Username and save.

Desktop app, Website

  1. Open your profile and click Edit profile.
  2. Change your Username and save.

Links and tags that used your old name stop working, so update anywhere you shared it.