If your hosting provider has identified a specific function in Magento that is causing long execution times, it's essential to address this issue to improve the performance of your website. Here are some steps you can take: Review the Function: Take a closer look at the function identified by your https://community.magento.com/t5/Magento-2-x-Programming/How-to-assign-a-category-for-several-items-at-once/m-p/555581/highlight/false#M15976