filter

jetpack_top_posts_widget_count

Control the number of displayed posts.

Parameters

$count
string

Number of Posts displayed in the Top Posts widget. Default is 10.

Changelog

How to use this hook

See “How to use actions and filters to customize Jetpack”.

Notes

You can use this filter to change the number of posts being displayed in the Top Posts & Pages Widget:
function jeherve_more_top_posts() {
	return '15';
}
add_filter( 'jetpack_top_posts_widget_count', 'jeherve_more_top_posts' );