How to cancel Diagnostic Mode ← 3 - Mastery / Personalized Diagnostic To cancel Diagnostic Mode: 1. On your teacher home page Launch your classroom: 2. On the Classroom Navigation Bar under Features Select Adaptive Practice (for Math or ELA): 3. On the Adaptive Practice Page, check one or more students and then click the "Cancel Diagnostic" button. The student(s) will switch automatically to Practice mode: Once Diagnostic Mode is cancelled, the student(s) can continue with Adaptive Practice by launching the practice from their dashboard.