For example, to see how the site will look like on retina (with doubled pixel density), if there is no access to real iPhones?

    1 answer 1

    Using Firefox

    1) Open the address "about: config" and confirm the change of settings
    2) Find the parameter "layout.css.devPixelsPerPx" and change its value to 2
    3) Go to the desired page or update the current

    To return to the standard mode, you need to change the value of the same parameter to 1.

    Using Google Chrome

    About embedded retina device emulation