When an accessibility screen reader is used to add text to a multiline text box the user sometimes has the entire text box read back to them every time they type a letter. This behavior could overwhelm some users.
Testing Tools: Apple iPhone 12 Mini with VoiceOver; Samsung Galaxy S9 with TalkBack; native mobile accessibility settings; Windows Desktop with Chrome Browser and Accessible Color Picker extension; Firefox Browser; standard QWERTY keyboard; NVDA Screen Reader; JAWS Screen Reader; aXe DevTools; ANDI Section 508 Accessibility Checker; iOS Desktop with Safari Browser with Voiceover enabled.