Name: SmartUsername
Availability: InStock

1.4.0 Latest

New: refreshed Change Username screen in the SmartUsername brand style, with clearer cards and buttons.
New: loading feedback on every button while a rename or setting is saved.
New: Docs link in the Plugins list, and an optional, dismissible card about the SmartUsername Pro add-on on this plugin’s own screen only.
No features were moved or limited.

1.3.0

New: Exposure check card with a Hidden or Exposed verdict and a fix for each item.
New: Login name protection switch (REST users list, ?author=N lookups, users sitemap, oEmbed author, one login error message).
New: optional switch to turn off author archives.
New: trap usernames and a “Login attacks caught” Dashboard widget, plus a rename form option to keep the old username as a trap.
New: “Fix author slugs” button for authors whose public URL shows the login.
New: link to the free Username Exposure Checker (opens only when clicked).
New: wp smartusername exposure command.
Changed: a new author slug now comes from the display name, never from the login.

New: security check warns about usernames that login attacks guess first (admin, administrator, root, site name and more), with one-click Rename and a dismiss button.
New: “Change username” button next to the Username field on Profile and Edit User screens.
New: optional email to the renamed user with their new username and login link.
New: optional self-service renames for chosen roles, with a waiting period. Off by default.
New: WP-CLI commands wp smartusername rename, check and log.
New: the log shows whether a change was made by an administrator, the user or WP-CLI, and whether the email was sent.
New: filters smartusername_notification_email and smartusername_risky_usernames.
Uninstall also removes the settings and per-user markers.

New: rename any user, not only your own account, from a list or the “Change username” link on the Users screen.
New: live availability and validation check while typing (nonce protected).
New: optional author slug update, with a 301 redirect from the old author URL.
New: confirmation step before you rename your own account and get signed out.
New: log of the latest 50 renames, with a Clear log button.
New: redesigned, accessible admin screen. Assets load on this screen only and the form works without JavaScript.
New: smartusername_username_changed action and smartusername_log_limit filter.
Fix: usernames longer than 60 characters are rejected with a clear error instead of failing silently.
Fix: input that is empty after sanitizing is rejected instead of saving an empty username.
Fix: characters WordPress core does not allow (such as ! and #) are rejected.
Fix: success message and sign out only happen when the database row was actually updated.
Security: capability checks in every handler; multisite requires manage_network_users.