You can reset your phone by using recovery mode but some smart Phone is can not format in recovery to reason hard security. Here I have shared the official Oppo F1S A1601 Flash File link above. If it goes boot loop, stuck at Lenovo logo, Update & upgrade error or Hanging & dead issue. If you own a Oppo F1S A1601 smartphone and want to Install Stock Rom or Firmware on it to unbrick or fix bootloop issue then you can download latest Firmware for it. In this page we have shared step by step guide to Install Stock Firmware or flash file on Oppo F1S A1601.
Here you can download the latest and original flash file for Oppo A37 Android phone. And also download the flash tool for flashing firmware of Oppo A37 mobile for free.
This page contained the official link to download Oppo F1S A1601 Stock Firmware ROM or flash file. This official firmware are mainly use for flashing, updating or unbrick your android mobile phone. The firmware comes as a zip package, which is required Firmware, Flashing Tool and compatible USB Driver as require. Oppo F1S A1601 flash file is used to repair stuck at Oppo logo quite easily. This Flash file also helps to remove any type of lock screen, FRP lock, after flash.
The firmware or Stock ROM is not the same for all Android phones. So trying to install Samsung flash file on any other phone. This process erases all data like photos, contacts, and apps, etc on your Android phone.