apply_filters( 'update_welcome_user_email', string $welcome_email, int $user_id, string $password, array $meta )
Filters the content of the welcome email after user activation.
Description
Content should be formatted for transmission via wp_mail().
Parameters
- $welcome_email
 -  
(string) The message body of the account activation success email.
 - $user_id
 -  
(int) User ID.
 - $password
 -  
(string) User password.
 - $meta
 -  
(array) Signup meta data. Default empty array.
 
Source
Changelog
| Version | Description | 
|---|---|
| MU (3.0.0) | Introduced. | 
    © 2003–2021 WordPress Foundation
Licensed under the GNU GPLv2+ License.
    https://developer.wordpress.org/reference/hooks/update_welcome_user_email