This filters how many days before expiration PMPro should send expiration warning emails. The default is 7 days.
Here is how the filter looks in the code:
If you’d like to send more than 1 expiration warning email, you can use our Add On: Extra Expiration Warning Emails. Here is a gist showing how to use this filter.
apply_filters( 'pmpro_email_days_before_expiration', 7 );
- int (7)