# Zeromouse > AI tools increasingly handle documents, conversations, images and everyday writing, but their interfaces can create barriers for people who use screen readers, voice control, keyboard navigation, magnification or switch. ## Entries - [How to Upload a PDF and Ask an AI Assistant a Question With NVDA and Firefox](https://zeromouse.pages.dev/nvda-firefox-pdf-ai-questions/): A blind user can approach PDF question-answering by navigating the chat interface with NVDA, locating its file attachment control, selecting a document through. - [How to Dictate a Complete Email Reply Using Voice Control Alone](https://zeromouse.pages.dev/voice-control-ai-email-dictation/): A complete AI-assisted email reply can be approached through voice control by selecting the conversation, opening the reply field, dictating instructions. - [Keyboard Traps in AI Chat Windows: Common Patterns and How to Report Them](https://zeromouse.pages.dev/keyboard-traps-ai-chat-windows/): A keyboard trap occurs when a user cannot move keyboard focus away from an interface component using the expected navigation commands. - [Single-Switch Access to AI Chat: Practical Tasks, Limits, and Workarounds](https://zeromouse.pages.dev/single-switch-ai-chat-interfaces/): A single-switch user can potentially complete basic AI chat tasks when the interface supports predictable scanning, keyboard activation, and clear focus. - [Photo Alt Text Generators: A Guide to Useful Descriptions and Missing Detail](https://zeromouse.pages.dev/photo-alt-text-generator-guide/): Photo alt text generators can help describe visible subjects, actions, and broad scene details, but they can miss context, relationships, identifying. - [Audio-First Apps and Screen Readers: An Accessibility Evaluation Checklist](https://zeromouse.pages.dev/audio-first-app-screen-reader-checklist/): An audio-first application needs more than a working play button to support screen-reader users. ## About - [About Zeromouse](https://zeromouse.pages.dev/about/): what the site covers and how entries are made ## Optional - [RSS feed](https://zeromouse.pages.dev/feed.xml)