The file lets you request robots not to index certain files.
With relation to SEO, it helps you control which pages get indexed. So you can have pages that have no SEObenefit excluded from indexing. Also, restricting the number of pages that can be indexed increases the chance that your valuable pages will get indexed more frequently.
There are 1,000s of articles on the web to explain how to write one.
Tiggerito
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Robots.txt file is used to tell the search engines which pages to be indexed by and which pages not to index. Robots.txt is file is used to block the admin pages in the site
claydcousta
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robots are performing the link building.mostly doing the off site
ADRIANEra
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