In order to hard reset a Fly DS159, you should perform the following steps.

Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Fly DS159 device will be brought back to the default configuration of a brand new device.


1. Turn on your smartphone.
2. Now tap in this code,  *#987*99#, and press Send button.

3. Wait for your smartphone to restart. Done.