Xiaomi 2S mobile phone is restored to factory settings.

Xiaomi mobile phone factory settings reference path: enter mobile phone settings-other advanced settings (some system versions are: more settings)-backup reset-restore factory settings. Click Restore Factory Settings at the bottom of the screen, and select OK to reset in the pop-up window (if the current device has logged into Xiaomi account, you need to enter a password for online verification before you can restore it). Note: Personal information includes all settings, contacts, photos, browser records and other things on the mobile phone. Applications are downloaded third-party software. Mobile phones and things that format analog sd cards are SD cards, and mobile phones will be deleted. Users are advised to back up important materials and choose to return to the factory according to their own needs.