The technology behind LessonUp is complex and modern. This means that LessonUp requires a good, modern browser to function optimally. An old or outdated browser can quickly cause unexpected issues. LessonUp operates optimally in the following browsers:

If you're unsure whether your browser version is the most recent, you can use the site Update my browser to check.

Do you (or your students) have an older browser, such as Internet Explorer or Edge, and you're unable to update this browser independently? We recommend asking your school's system administrator to upgrade it for you.