How to Disable Blog Features in WordPress Admin

Disable the Blog Itself
1. Sign in to your WordPress Dashboard using your username and password.
2. Scroll down the Dashboard page until the 'Settings' section is visible in the left sidebar. Click 'Reading.'

3. Click on the radio button next to 'A static page' in the 'Front page displays' section.
4. Click on the 'Front page' drop-down box and select the page you'd like to use as the front page of your WordPress site. Leave the 'Posts page' drop-down box as 'Select.' You have successfully disabled the blog feature of WordPress.
Disable Comments Only
5. Sign in to your WordPress dashboard page.
6. Scroll down until the 'Settings' section is visible in the left sidebar.
7. Click 'Discussion' under the 'Settings' section.
8. Disable comments by unchecking the box next to 'Allow people to post comments on new articles.'
9. Click the 'Save Changes' button at the bottom of the page.