Hello, Dear Customer!

1. To deactivate preloder, add this code in WP Dashboard => Appearance => Customize => Additional CSS:

#loader {
    display: none;
}

Then click "Save and Publish" in Customizer.

2. The recent posts by default has no pagination in wordpress, but if you want to add such functionali ty in this widget, you may try such plugins as: https://wordpress.org/plugins/wp-paginate/ or https://wordpress.org/plugins/advanced-content-pagination/

3. We have reproduced the bug with related posts, our teams is fixing it now. We will provide you with update as soon as possible.

4. To change color of category, click WP Dashboard => Blog Posts => Categories => Click necessary categories and choose a color in options => Update: http://nimb.ws/dnXfk0

5. The theme Documentation_theme folder, open it and click index.html file.This is the manual, which contains detailed video instructions about how install and customize the theme. You may also download it here: https://drive.google.com/open?id=0B5NKlmlSvX2yMUpjLTR0bUdTblk

Hello, Dear Customer.

The issue #3 with links in related posts is resolved. Please open in any code editor file located in \wp-content\plugins\lb-shortcodes\lb-shortcodes.php and go to lines #149 and #151.

Replace this part of code in this lines from  get_permalink() on the following: get_permalink($dtwd_related) and save changes.

Refresh your post in a browser and check how related posts work now.