How to factory reset SUGAR F9? How to wipe all data in SUGAR F9? How to bypass screen lock in SUGAR F9? How to restore defaults in SUGAR F9?
The following tutorial shows all method of master reset SUGAR F9. Check out how to accomplish hard reset by hardware keys and Android 6.0 Marshmallow settings. As a result your SUGAR F9 will be as new and your Qualcomm Snapdragon 435 MSM8940 core will run faster.
Hard Reset Sugar Y7 - How to reset Sugar Y7 - video
Hard Reset will erase all of your data
All described operations you are doing at your own risk.