开发者 | Swish |
---|---|
更新时间 | 2018年5月16日 17:51 |
PHP版本: | 3.0.1 及以上 |
WordPress版本: | 4.9 |
版权: | GPLv2 or later |
版权网址: | 版权信息 |
It might be that you have clicked the existing featured image which should be removed first before replacing/adding a new featured image. To ensure that "Set optimised featured image" appears on media library Remove first the existing featured image, click the Set optimised featured image on the metabox ( below the Set featured image ) then "Set optimised featured image" button should now appear on media library.
It might be that you are using a plugin to add images ( ie. custom field plugin, page builder, custom build theme etc )
It might be that you are using a custom theme that has a custom code for featured image. To resolve this, please contact your developer to resolve the issue.