From the left side menu, select School Settings and click on Liftoff Management.
You can filter by Grade, Class, Username, Student ID, First or Last name and then click on the ApplyFilter button
To insure that students have access to the Liftoff platform, you will need to toggle the Liftoff column to Enabled
You can do this student by student, or you can turn on for all students by ticking the box next to Students in the top bar, clicking on Enable and clicking Apply to Selection
Now you are able to toggle accommodations on or off for Text to Speech and Language Settings.