Accessibility SupportImportant: This website does not attempt to establish a standard for how assistive technologies must behave. Read the FAQ for more information. Additionally, this is a work in progress. Please submit feedback or suggestions. This a community driven effort. Please run some tests to help keep this project going and to learn about assistive technologies along the way. Features Results189 results found alert role (aria) Screen Reader support Expectation support:MUST: partial (54/66) MAY: partial (5/22) Summary of 'MUST' expectation supportJAWS Narrator NVDA Orca TalkBack VoiceOver (iOS) VoiceOver (macOS) Chrome Edge Firefox Edge Chrome Edge Firefox Firefox Chrome Safari Safari partial (4/6) partial (4/6) supported supported supported supported supported none partial (4/6) supported supported Supported by 2 tests. Results range from 5 years ago to 6 years ago. Caution: failing or partial results may be out of date. Consider contributing results. Test and version details Test: named alert role JAWS 2020.2006.12 with Chrome 84 JAWS 2021.2105.53 with Edge 91 JAWS 2020.2006.12 with IE 11 JAWS 2021.2105.53 with Firefox 90 Narrator Windows 10 version 2004 with Edge 83 NVDA 2021.1 with Chrome 91 NVDA 2021.1 with Edge 91 NVDA 2021.1 with Firefox 90 TalkBack 8.1 with Chrome 84 VoiceOver (iOS) 13.4.1 with Safari 13.4.1 VoiceOver (macOS) 10.15.5 with Safari 13.1.1 Orca 3.36.1 with Firefox 77 Test: unnamed alert role JAWS 2020.2006.12 with Chrome 84 JAWS 2021.2105.53 with Edge 91 JAWS 2020.2006.12 with IE 11 JAWS 2021.2105.53 with Firefox 90 Narrator Windows 10 version 2004 with Edge 83 NVDA 2021.1 with Chrome 91 NVDA 2021.1 with Edge 91 NVDA 2021.1 with Firefox 90 TalkBack 8.1 with Chrome 84 VoiceOver (iOS) 13.4.1 with Safari 13.4.1 VoiceOver (macOS) 10.15.5 with Safari 13.1.1 Orca 3.36.1 with Firefox 77 alertdialog role (aria) Screen Reader support Expectation support:MUST: supported Summary of 'MUST' expectation supportJAWS Narrator NVDA Orca TalkBack VoiceOver (iOS) VoiceOver (macOS) Chrome Edge Firefox Edge Chrome Edge Firefox Firefox Chrome Safari Safari supported supported supported supported supported supported supported supported supported supported supported Supported by 1 tests. Results range from 2 years ago to 9 years ago. Test and version details Test: ARIA alertdialog role must use document mode JAWS 2021.2107.12 with Chrome 92 JAWS 2021.2107.12 with Edge 92 JAWS 2018.1811.2 with IE 11.253 JAWS 2018.1811.2 with Firefox 66 Narrator Windows 10 version 1809 with Edge 44.17763 NVDA 2024.4 with Chrome 129 NVDA 2021.1 with Edge 92 NVDA 2018.4.1 with Firefox 64.0.2 Orca 3.31.4 with Firefox 69 TalkBack 7.2 with Chrome 67 VoiceOver (iOS) 12.1.2 with Safari 12.1.2 VoiceOver (macOS) 10.14.2 with Safari 12.0.2 application role (aria) We do not currently have any data on this feature. Please help contribute. aria-activedescendant attribute (aria) Screen Reader support Expectation support:MUST: partial (33/38) Summary of 'MUST' expectation supportJAWS Narrator NVDA Orca TalkBack VoiceOver (iOS) VoiceOver (macOS) Chrome Edge Firefox Edge Chrome Edge Firefox Firefox Chrome Safari Safari supported supported supported partial (1/4) supported supported supported supported supported supported partial (2/4) Supported by 2 tests. Results range from a year ago to 6 years ago. Caution: failing or partial results may be out of date. Consider contributing results. Test and version details Test: APG Editable Combobox With List Autocomplete Example JAWS 2023.2307.37 with Chrome 116 JAWS 2023.2307.37 with Edge 115 JAWS 2023.2307.37 with Firefox 116 JAWS 2021.2011.16 with IE 11 Narrator Windows 11 version 22h2 with Edge 115 NVDA 2023.1 with Chrome 116 NVDA 2024.3 with Edge 130.0.2849.27 NVDA 2023.1 with Firefox 116 TalkBack 13.5 with Chrome 116 VoiceOver (iOS) 16.6 with Safari 16.6 VoiceOver (macOS) 13.5 with Safari 16.6 Orca 44.0 with Firefox 115 Dragon Naturally Speaking 16.0 with Chrome 116 Voice Access (Android) 6.1 with Chrome 116 Voice Control (MacOS) 13.5 with Safari 16.6 Voice Control (iOS) 16.6 with Safari 16.6 Windows Speech Recognition Windows 11 version 22H2 with Chrome 116 Windows Speech Recognition Windows 11 version 22H2 with Edge 116 Windows Voice Access Windows 11 version 22H2 with Chrome 116 Windows Voice Access Windows 11 version 22H2 with Edge 116 Test: APG Actions Menu Button Example Using aria-activedescendant Dragon Naturally Speaking 15.30 with Chrome 80 JAWS 2025 with Chrome 137 JAWS 2025 with Edge 137 JAWS 2020.2003.13 with IE 11 JAWS 2025 with Firefox 139 Narrator 21H2 with Edge 137 NVDA 2025.1.1 with Chrome 137 NVDA 2025.1.1 with Edge 137 NVDA 2025.1.1 with Firefox 139 TalkBack 8.1 with Chrome 80 Voice Access (Android) 3.1 with Chrome 80 VoiceOver (iOS) 15.0.2 with Safari 15.0.2 VoiceOver (macOS) 15.5 with Safari 18.5 Orca 3.34.0 with Firefox 74 Voice Control (iOS) 13.3.1 with Safari 13.3.1 Voice Control (MacOS) 10.15.3 with Safari 13.0.5 Windows Speech Recognition Windows 10 version 1909 with Chrome 80 aria-atomic attribute (aria) Screen Reader support Expectation support:MUST: partial (37/44) Summary of 'MUST' expectation supportJAWS Narrator NVDA Orca TalkBack VoiceOver (iOS) VoiceOver (macOS) Chrome Edge Firefox Edge Chrome Edge Firefox Firefox Chrome Safari Safari partial (3/4) partial (3/4) partial (3/4) supported partial (3/4) partial (3/4) supported supported partial (2/4) supported supported Supported by 2 tests. Results range from 4 years ago to 6 years ago. Caution: failing or partial results may be out of date. Consider contributing results. Test and version details Test: aria-atomic test - new nodes are divs JAWS 2023.2210.29 with Chrome 107 JAWS 2023.2210.29 with Edge 107 JAWS 2021.2011.16 with IE 11 JAWS 2023.2210.29 with Firefox 106 Narrator Windows 11 version 22h2 with Edge 107 NVDA 2022.3.1 with Chrome 107 NVDA 2022.3.1 with Edge 107 NVDA 2022.3.1 with Firefox 106 TalkBack 13.5 with Chrome 107 VoiceOver (iOS) 16.1 with Safari 16.1 VoiceOver (macOS) 13.0 with Safari 16.1 Orca 42.0 with Firefox 106 Test: aria-atomic test - new nodes are spans JAWS 2023.2210.29 with Chrome 107 JAWS 2023.2210.29 with Edge 107 JAWS 2021.2011.16 with IE 11 JAWS 2023.2210.29 with Firefox 106 Narrator Windows 11 version 22h2 with Edge 107 NVDA 2022.3.1 with Chrome 107 NVDA 2022.3.1 with Edge 107 NVDA 2022.3.1 with Firefox 106 TalkBack 13.5 with Chrome 107 VoiceOver (iOS) 16.1 with Safari 16.1 VoiceOver (macOS) 13.0 with Safari 16.1 Orca 42.0 with Firefox 106 aria-autocomplete attribute (aria) Screen Reader support Expectation support:MUST: partial (11/55) Summary of 'MUST' expectation supportJAWS Narrator NVDA Orca TalkBack VoiceOver (iOS) VoiceOver (macOS) Chrome Edge Firefox Edge Chrome Edge Firefox Firefox Chrome Safari Safari none** none** none** none** none** none** some partial support none** none** none** partial (2/5) ** Only support for expectations where the feature is not supposed to be exposed was found, suggesting that the feature is not supported at all. Supported by 2 tests. Results range from 2 years ago to 7 years ago. Caution: failing or partial results may be out of date. Consider contributing results. Test and version details Test: APG Editable Combobox With List Autocomplete Example JAWS 2023.2307.37 with Chrome 116 JAWS 2023.2307.37 with Edge 115 JAWS 2023.2307.37 with Firefox 116 JAWS 2021.2011.16 with IE 11 Narrator Windows 11 version 22h2 with Edge 115 NVDA 2023.1 with Chrome 116 NVDA 2024.3 with Edge 130.0.2849.27 NVDA 2023.1 with Firefox 116 TalkBack 13.5 with Chrome 116 VoiceOver (iOS) 16.6 with Safari 16.6 VoiceOver (macOS) 13.5 with Safari 16.6 Orca 44.0 with Firefox 115 Dragon Naturally Speaking 16.0 with Chrome 116 Voice Access (Android) 6.1 with Chrome 116 Voice Control (MacOS) 13.5 with Safari 16.6 Voice Control (iOS) 16.6 with Safari 16.6 Windows Speech Recognition Windows 11 version 22H2 with Chrome 116 Windows Speech Recognition Windows 11 version 22H2 with Edge 116 Windows Voice Access Windows 11 version 22H2 with Chrome 116 Windows Voice Access Windows 11 version 22H2 with Edge 116 Test: aria-autocomplete reduced test case JAWS 2020.2006.12 with Chrome 84 JAWS 2021.2105.53 with Edge 91 JAWS 2020.2008.24 with IE 11.134 JAWS 2020.2008.24 with Firefox 80 Narrator Windows 10 version 2004 with Edge 85 NVDA 2021.1 with Chrome 91 NVDA 2021.1 with Edge 91 NVDA 2020.2 with Firefox 80 Orca 3.36.1 with Firefox 80 TalkBack 8.2 with Chrome 85 VoiceOver (iOS) 14 with Safari 14 VoiceOver (macOS) 10.15.6 with Safari 14.0 aria-busy attribute (aria) Screen Reader support Expectation support:MUST: partial (14/22) Summary of 'MUST' expectation supportJAWS Narrator NVDA Orca TalkBack VoiceOver (iOS) VoiceOver (macOS) Chrome Edge Firefox Edge Chrome Edge Firefox Firefox Chrome Safari Safari supported supported supported none** none** none** none** none** none** none** none** ** Only support for expectations where the feature is not supposed to be exposed was found, suggesting that the feature is not supported at all. Supported by 1 tests. Results range from 5 years ago to 7 years ago. Caution: failing or partial results may be out of date. Consider contributing results. Test and version details Test: aria-busy test case (basic) JAWS 2020.2006.12 with Chrome 84 JAWS 2021.2105.53 with Edge 91 JAWS 2021.2102.34 with IE 11 JAWS 2021.2102.34 with Firefox 86 Narrator Windows 10 version 20h2 with Edge 88 NVDA 2021.1 with Chrome 91 NVDA 2021.1 with Edge 91 NVDA 2020.4 with Firefox 86 Orca 3.38.0 with Firefox 86 TalkBack 9.1 with Chrome 88 VoiceOver (iOS) 14.4 with Safari 14.4 VoiceOver (macOS) 11.2.2 with Safari 14.0.3 aria-checked attribute (aria) Screen Reader support Expectation support:MUST: supported Summary of 'MUST' expectation supportJAWS Narrator NVDA Orca TalkBack VoiceOver (iOS) VoiceOver (macOS) Chrome Edge Firefox Edge Chrome Edge Firefox Firefox Chrome Safari Safari supported supported supported supported supported supported supported supported supported supported supported Supported by 1 tests. Results range from 2 years ago to 7 years ago. Test and version details Test: APG 1.1 Checkbox Example (Two State) Dragon Naturally Speaking 15.30 with Chrome 76 JAWS 2021.2107.12 with Chrome 92 JAWS 2021.2107.12 with Edge 92 JAWS 2019.1904.60 with IE 11.134 JAWS 2019.1904.60 with Firefox 66 Narrator Windows 10 version 1903 with Edge 44.17763.1.0 NVDA 2024.4 with Chrome 129 NVDA 2024.4 with Edge 130 NVDA 2019.1.1 with Firefox 67 Voice Access (Android) 3.1 with Chrome 77 Voice Control (MacOS) 10.15 with Safari 13.0.2 VoiceOver (iOS) 12.3 with Safari 12.3 VoiceOver (macOS) 10.14.5 with Safari 12.1.1 TalkBack 7.3.0 with Chrome 75 Orca 3.31.4 with Firefox 69 Voice Control (iOS) 13.0 with Safari 13.0 Windows Speech Recognition Windows 10 version 1903 with Edge 44 Windows Speech Recognition Windows 10 version 1903 with Chrome 77 aria-colcount attribute (aria) Screen Reader support Expectation support:MUST: partial (7/22) Summary of 'MUST' expectation supportJAWS Narrator NVDA Orca TalkBack VoiceOver (iOS) VoiceOver (macOS) Chrome Edge Firefox Edge Chrome Edge Firefox Firefox Chrome Safari Safari partial (1/2) partial (1/2) partial (1/2) partial (1/2) partial (1/2) partial (1/2) partial (1/2) unknown none none none Supported by 1 tests. Results range from 5 years ago to 5 years ago. Caution: failing or partial results may be out of date. Consider contributing results. Test and version details Test: aria-colcount attribute JAWS 2022.2110.36 with Chrome 96 JAWS 2022.2110.36 with Edge 96 JAWS 2022.2110.36 with Firefox 94 Narrator Windows 10 version 21h1 with Edge 96 NVDA 2021.2 with Chrome 96 NVDA 2021.2 with Edge 96 NVDA 2021.2 with Firefox 94 VoiceOver (iOS) 14.8.1 with Safari 14.8.1 VoiceOver (macOS) 11.6.1 with Safari 11.6.1 TalkBack 12.1 with Chrome 96 aria-colindex attribute (aria) We do not currently have any data on this feature. Please help contribute. aria-colspan attribute (aria) We do not currently have any data on this feature. Please help con…