On iPhone, when it focuses in on a field of form, Safari automatically zooms, making it difficult to read the conversation.
To stop this behavior in the window, the website's viewport, where the script is found should contain maximum-scale=1.
On Android devices, maximum-scale=1 is not necessary but it is recommended to have the viewport programmed in the following way.
Here is a viewport example for iPhone devices:
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1" /> |