Telegram Full Size - Layout Change is a Chrome add-on designed to modify the CSS of the web version of Telegram. This tool allows users to adjust the layout so that messages occupy 100% of the screen width, providing a more immersive and streamlined messaging experience. The extension is available for free and is categorized under Browsers, specifically in the Add-ons & Tools subcategory.

By applying this layout change, users can eliminate unnecessary whitespace on the sides of their Telegram messages. This adjustment not only enhances readability but also improves the overall aesthetic of the chat interface. With a simple installation process, this add-on is an effective solution for those seeking to optimize their use of Telegram's web platform.