wordpress 管理面板中的搜索功能不起作用

Question

When I open my WordPress admin panel and search for a specific page, the results will always show the same pages. it seems that the search functionality is not working. I have tried to search for posts as well in the post section but it not working as well.

screen shot of the search bar in the admin panel in wordpress

If anyone can guide me on how to fix this issue please.

Answer 1

add_filter('pre_get_posts','grup_search_filter_products');
function grup_search_filter_products($query) {
    // Frontend search only
    if ( $query->is_search() && !is_admin() ) {...

!is_admin() must be a`enter code here