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For any number of reasons, you may need to roll back your firmware and install the stock version. Be it a device getting bricked, unstable update, preparing to sell or just a fresh start. The firmware on your device is an important collection of software that provides low-level control for a device’s specific hardware. Naturally an important installation, and one you want to get right. In this guide, we’re going to go through the process of formatting and preparing your device and installing the stock firmware onto it. This process is different for many devices so each process and what devices it’s for will be listed below, make sure to follow along for your device.Upgrade Tutorial
1. Copy the img image file to the root directory of the SD card
2. Keep the machine turned off, insert the copied SD card into the machine
3. Plug in the USB charging cable, wait for a few seconds and a rocket icon will appear to indicate that the upgrade is in progress (the charging cable cannot be unplugged during the upgrade process)
4. After the upgrade is completed, a charging pattern will appear (delete the SD card img image file)
#rg353v #handheld #update