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PDF image with image marked as decorative" Screen reader compatibility

Last updated: January 7, 2020

Expected Result: works in a screen reader

Actual Result: causes problems in 12 screen reader / browser combinations

Code used for this test:

SR_PDF_alt_text.pdf
                <a href='SR_PDF_null_alt_text.pdf'>PDF</a>
        

Reliability Trend

This graph shows reliability over time for this code in NVDA, JAWS and Voiceover. Other screen readers don't have enough historical data yet to plot trends.

100%80%60%40%20%0%20150%2016201720182019

Change History

Last updated: January 7, 2020

Screen readerBrowserModeNotesWhat the user hears

Test notes

All tests were carried out with screen reader factory settings. JAWS in particular has a wide variety of settings controlling exactly what gets spoken.

Screen readers allow users to interact in different modes, and can produce very different results in each mode. The modes used in these tests are:

In the «What the user hears» column: