Re: Difference in 1.4.10 Testing Approach

Functionally, both approaches are supposed to lead to the same end 
result (viewport width of 320 CSS px). What differences are you seeing?

On 19/03/2026 17:38, Tumelaire, Justin wrote:
> I hope all is well. I’m finding that different groups test 1.4.10 Reflow 
> using different methods:
> 
>  1. Set width to 1280 px (for vertically scrolling content), zoom to
>     400% and test
>  2. Change the viewport to 320px without adjusting zoom and test
> 
> In my experience, the results are different. What may create issues with 
> a loss of content using option 1 are not issues when testing using 
> option 2. Are both options acceptable for testing reflow? Does option 1 
> catch a larger subset of potential issues?
> 
> Thank you!
> 
> Justin
> 

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Received on Thursday, 19 March 2026 17:57:21 UTC