Hotkeys to Switch Tabs Left and Right is a Firefox extension designed to enhance user experience by enabling quick navigation between tabs. By default, users can switch to the left tab using Ctrl+Alt+Left Arrow and to the right tab with Ctrl+Alt+Right Arrow. For Mac users, the Command key replaces Ctrl, making it accessible across different operating systems. This functionality streamlines tab management, allowing users to switch between open tabs more efficiently without needing to use a mouse.

The extension is subscription-based, providing a personalized browsing experience for those who frequently work with multiple tabs. Users can also customize keyboard shortcuts according to their preferences by following the guidelines to manage extension shortcuts in Firefox. Overall, this tool is an excellent choice for enhancing productivity and navigation within the browser.