Functional Regrading V2 This process is used to test device functionalities (such as buttons, battery, camera, etc.) either through an external vendor or by manual entry. Steps: Go to Production → Functional Regrading V2 . select the Station and PC Scan the IMEI of the device. Once the scan is successful, the relevant test cases will appear. Select the appropriate test case(s) . Click Save to record the functional regrading. If Reset is clicked instead of Save, the functional regrading will be cleared.