Heading is IMG ALT=filename Screen reader compatibility

Last updated: September 5, 2016

Expected Result: causes problems in some screen readers

Actual Result: causes problems in 28 screen reader / browser combinations

For expected failures, the results show which AT combos the failures affect. Results are recorded from the user's viewpoint, so describe the user impact of authoring errors.

Code used for this test:


        <h2><img src='1234.png' alt='1234.png'></h2>
        <p>Heading 2 content</p>
    

Change History

Last updated: September 5, 2016

Screen readerBrowserModeNotesWhat the user hears
Fail NVDA 2016.2FF48HeadingReads out meaningless filename. Speak One thousand, two hundred and thirty four dot PNG, graphic heading level 2.
Fail NVDA 2016.2IE11HeadingReads out meaningless filename. Speak One thousand, two hundred and thirty four dot PNG, graphic heading level 2.
Fail NVDA 2015.2FF41HeadingReads out meaningless filename. Speak One thousand, two hundred and thirty four dot PNG, graphic heading level 2.
Fail NVDA 2015.2IE11HeadingReads out meaningless filename. Speak One thousand, two hundred and thirty four dot PNG, graphic heading level 2.
Fail NVDA 2014.1FF29HeadingReads out meaningless filename. Speak One thousand, two hundred and thirty four dot PNG, graphic heading level 2.
Fail NVDA 2014.1IE11HeadingReads out meaningless filename. Speak One thousand, two hundred and thirty four dot PNG, graphic heading level 2.
Fail NVDA 2012.1FF29HeadingReads out meaningless filename. Speak One thousand, two hundred and thirty four dot PNG, graphic heading level 2.
Fail NVDA 2012.1IE11HeadingReads out meaningless filename. Speak One thousand, two hundred and thirty four dot PNG, graphic heading level 2.
Fail JAWS 17.0.2619FF48HeadingReads out meaningless filename. Speak Twelve thirty four dot PNG, heading level 2, graphic.
Fail JAWS 17.0.2619IE11HeadingReads out meaningless filename. Speak Twelve thirty four dot PNG, heading level 2, graphic.
Fail JAWS 16.0.4350FF41HeadingReads out meaningless filename. Speak Twelve thirty four dot PNG, heading level 2.
Fail JAWS 16.0.4350IE11HeadingReads out meaningless filename. Speak Twelve thirty four dot PNG, heading level 2.
Fail JAWS 15.0.9023FF29HeadingReads out meaningless filename. Speak Twelve thirty four dot PNG, heading level 2.
Fail JAWS 15.0.9023IE11HeadingReads out meaningless filename. Speak Twelve thirty four dot PNG, heading level 2.
Fail JAWS 14.0.9002FF29HeadingReads out meaningless filename. Speak Twelve thirty four dot PNG, heading level 2.
Fail JAWS 14.0.9002IE11HeadingReads out meaningless filename. Speak Twelve thirty four dot PNG, heading level 2.
Fail JAWS 13.0.852FF29HeadingReads out meaningless filename. Speak Twelve thirty four dot PNG, heading level 2.
Fail JAWS 13.0.852IE11HeadingReads out meaningless filename. Speak Twelve thirty four dot PNG, heading level 2.
Fail WindowEyes 9.2IE11HeadingReads out meaningless filename. Speak Heading 2, twelve thirty four dot PNG
Fail WindowEyes 8.4IE11HeadingReads out meaningless filename. Speak Heading 2, twelve thirty four dot PNG
Fail VoiceOver OSX 10.11Safari 9.1.2HeadingHeading image visible in browser, meaningless image filename read by screen reader. Speak Heading level 2, one two three four PNG image
Fail VoiceOver OSX 10.10Safari 9.0.1HeadingHeading image visible in browser, meaningless image filename read by screen reader. Speak Heading level 2, one two three four PNG image
Fail VoiceOver OSX 10.9Safari 7.0.3HeadingHeading image visible in browser, meaningless image filename read by screen reader. Speak Heading level 2, one two three four PNG image
Fail VoiceOver iOS 9.1Safari iOS 9.1TouchHeading image visible in browser, meaningless image filename read by screen reader. Speak One thousand two hundred and thirty four PNG, heading level 2, image.
Fail VoiceOver iOS 8.4Safari iOS 8.4TouchHeading image visible in browser, meaningless image filename read by screen reader. Speak One thousand two hundred and thirty four PNG, heading level 2, image.
Fail VoiceOver iOS 7.1Safari iOS 7.1TouchHeading image visible in browser, meaningless image filename read by screen reader. Speak One thousand two hundred and thirty four PNG, heading level 2, image.
Fail Dolphin SR 15.05IE11HeadingHeading image visible in browser, meaningless image filename read by screen reader. Speak Heading 2, one thousand two hundred and thirty four PNG
Fail SaToGo 3.4.96.0IE11HeadingHeading image visible in browser, meaningless image filename read by screen reader. Speak Twelve thirty four dot PNG, heading level 2

SortSite rules: AccWcag1-1.1.9

Test notes

The threshold for inclusion in these results is 5% usage in the most recent WebAIM screen reader survey. Chrome and Android still fall below the 5% threshold.

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: