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1. Create a custom user role in WordPre... Create a custom user role in WordPress and remove admin pages that don't have the user role

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   <?php

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   /*

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   You want to add this code to the functions.php file or, ideally, to a new plugin. Best for when you need to provide admin

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   access to a website but don't want admins having access to certain pages that will break or mess up the website.

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   */

2. Require a Featured Image Before You ... Require a Featured Image Before You Can Publish a Post

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   <?php

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   /*

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   A great function that will display a message to the user that a Featured Image is missing and is required in order to publish

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   a new post.

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   */

3. hide-admin-notices.php hide-admin-notices.php

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   <?php

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   // Hide Admin Notices

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   function hide_update_msg_non_admins(){

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       if (current_user_can( 'manage_options' )) { // User Caps

4. Fix WP Login Error: Cookies are Bloc... Fix WP Login Error: Cookies are Blocked or Not Supported by Your Browser // Source: https://wp-staging.com/how-to-fix-the-error-cookies-are-blocked-or-not-supported-by-your-browser

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   <?php

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   // Option 1: Add following to WP-Config.php before That’s all, stop editing! line

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   define('COOKIE_DOMAIN', $_SERVER['HTTP_HOST'] );

5. Disable Comments on WordPress CMS Disable Comments on WordPress CMS

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   <?php

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   // Add to existing function.php file

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   // Disable support for comments and trackbacks in post types