Picto thématique

Rule n° 143 - The size of the internal files available for downloading is indicated.

This mention of the file size will allow users to decide when to download a document. For example, a user in a context of mobility or with a slow connection may choose to postpone or not to initiate the download of a file.

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  • Provide advance notice to the users on the quantity of data that will be downloaded, as a
  • Preventive measure.
  • Allow users to wait to download the file over a low-speed or mobile connection.
  • Improve the accessibility of content for people with disabilities.


At the very least, provide a help page indicating the average or maximum size for all of the files available.

Better, indicate the size for each file download link.

Find out more:


For each download link, check that it is possible to know the size:

  • By generic information given in a help page;
  • By information next to the link: paragraph orli listing element where it is included, title of the preceding section, header cell of the table associated with the relevant table;
  • By the title attribute of the link containing and completing its caption;
  • Or by information given in the link wording.

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Business application and benefits

The rules should be applied to your projects from the design phase through to post-implementation , and they should be understood by all professionals with web and customer experience (CX) responsibilities: from strategy to operations, marketers to project managers, and editorial to technical staff. The benefits of using this ruleset are numerous, including improving customer satisfaction, web performance, and e-commerce, and expanding your client base, while also decreasing your errors and costs.

Multidisciplinary verticles - accessiiblity, SEO, e-commerce, ecodesign etc..- starting from the foundational Opquast base.

The objective of these rules and the Opquast community mission is ‘making the web better’ for your customers and for everyone! Opquast rules cover the key major areas of risk that can negatively affect website users such as privacy, ecodesign, accessibility and security.

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