The generate_logo_title
filter allows you to change the ALT tag of your logo.
Default (string): Your setting set in Customizer > Site Identity > Site Title
Examples
add_filter( 'generate_logo_title', 'tu_change_logo_alt' ); function tu_change_logo_alt() { return 'Your alt title'; }
Usage
Please refer to the Using Filters article to learn how to use this filter.