However, if a UI element changes somewhere in the screen and it is not being focused at that point in time, the user may not be notified, and so they may be missing important information. Screen readers such as Narrator help people read the UI contents of an application, usually by text-to-speech output of the UI content that’s currently focused. WPF Accessibility improvementsĪccessibility improvements in WPF are in the following areas: NET Framework 4.7.1 or later and want to preserve the legacy accessibility behavior can opt in to the use of legacy accessibility features by explicitly setting this AppContext switch to “true”. It opts out of the legacy accessibility behaviors by adding the following AppContext Switch to the section of the app config file and setting it to false, as the following example shows.Īpplications that target the.NET Framework 4.7.1 or later and configured in one of the following ways: In order for the application to benefit from these changes, it needs to run on the. How to get these accessibility improvements? NET Framework 4.7.1 brings in a lot of accessibility improvements across different libraries to align with the broad Microsoft product accessibility goals. NET Framework 4.7.1 Early Access blog post. You can try out these features by downloading the Developer Pack, described in the Welcome to the. This post describes the new WPF and accessibility features and improvements in.
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