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Rule n° 188 - The website does not block the browser’s zoom functionalities.

It is always very disappointing, when faced with tex that is too small on your tablet or smartphone, to realise that you cannot enlarge it.

#Accessibility #Mobile #Presentation #Development


  • Allow users to adapt the rendering to their needs or preferences, by means of the graphic zoom.
  • mprove your positioning in web crawlers that take this criterion into account.
  • Improve compatibility with mobile terminals.


Do not use any zoom blocking mechanism, and in particular, do not use the minimum-scale, maximum-scale, and user-scalable attributes of the meta viewport element.


Check on a touch screen device that the view can be magnified with the browser's touch zoom control.

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