This free extension adds a new feature to the Time Table Viewer & Manager that lets you browse your classes' timetable easily and quickly. It also lets you organize the subjects, with a convenient link to the extension for teachers to fill in the roll number. The extension also provides a simple way to change your timetable.

The extension is an all-in-one utility for teachers and students who are running their online classes. It allows you to easily add the subject name, subject roll number, subject code, meeting link, and other fields to your classes' timetable. The timetable will be stored across browser closes and system restarts. It also has a simple interface that lets you quickly navigate through your classes' timetable.