As you know, configuring robot.txt is important to any online store that is working on a site’s SEO.

You can configure the option by following below path in Magento 2.x admin.

Go to Stores -> Configuration -> General (Left side) -> Design (section) -> Search Engine Robots -> Default Robots (Select)-> Select

  • INDEX, FOLLOW Instructs web crawlers to index the site and to check back later for changes.
  • NOINDEX, FOLLOW Instructs web crawlers to avoid indexing the site, but to check back later or changes.
  • INDEX, NOFOLLOW Instructs web crawlers to index the site once, but to not check back later for changes.
  • NOINDEX, NOFOLLOW Instructs web crawlers to avoid indexing the site, and to not check back later for changes.

Now In order to set Custom Instructions.

For e.g:

Allows Full Access

User-agent:*
Disallow:

Disallows Access to All Folders

User-agent:*
Disallow: /

Default Instructions

Disallow: /lib/
Disallow: /*.php$
Disallow: /pkginfo/
Disallow: /report/
Disallow: /var/
Disallow: /catalog/
Disallow: /customer/
Disallow: /sendfriend/
Disallow: /review/
Disallow: /*SID=

When complete, click Save Config.

If you have any query related to configure Robots.txt file then please write in comments.

Enjoy Magento 2!