When someone uses a screen reader to view documents, they will hear Alt Text without Alt Text, they will only know they've reached a picture without knowing what the picture shows. Alt Text helps people with visual impairments understand pictures and other graphical content. You can create alternative text (Alt Text) for shapes, pictures, charts, SmartArt graphics, or other objects in your Office document. Excel for Microsoft 365 Outlook for Microsoft 365 PowerPoint for Microsoft 365 Access for Microsoft 365 Excel for Microsoft 365 for Mac Word for Microsoft 365 for Mac Outlook for Microsoft 365 for Mac PowerPoint for Microsoft 365 for Mac Excel 2021 Outlook 2021 PowerPoint 2021 Access 2021 Excel 2021 for Mac Word 2021 for Mac Outlook 2021 for Mac PowerPoint 2021 for Mac Excel 2019 Outlook 2019 PowerPoint 2019 Access 2019 Excel 2019 for Mac Word 2019 for Mac Outlook 2019 for Mac PowerPoint 2019 for Mac Excel 2016 Outlook 2016 PowerPoint 2016 Access 2016 Excel 2016 for Mac Word 2016 for Mac Outlook 2016 for Mac PowerPoint 2016 for Mac Excel 2013 Outlook 2013 PowerPoint 2013 Access 2013 Excel 2010 Word 2010 Outlook 2010 PowerPoint 2010 More.