# How do I reinstall/reflash the operating system?

### Prerequisites

- USB A <-> USB A cable (plug it to middle top USB port)
- Download tools and proper update.img file from [https://urveboard.com/pi/files](https://urveboard.com/pi/files)
- Install *DriverAssistant* for loader mode support. Reboot after installation.

### How to reinstall / flash?

1. Open RKDevTool.exe and go to *Upgrade Firmware* tab[![image.png](https://faq.urveboard.com/uploads/images/gallery/2023-04/scaled-1680-/heOgyEnJ2Atmq6jU-image.png)](https://faq.urveboard.com/uploads/images/gallery/2023-04/heOgyEnJ2Atmq6jU-image.png)
2. In the botton line you should have *Found One LOADER Device*, if see *No Devices Found* go to [How to switch to Loader mode](#bkmrk-how-to-switch-to-loa).
3. Click *Firmware* button and select OS image downloaded from [vendor site](https://urveboard.com/pi/files). After a while you should see information about image. [![image.png](https://faq.urveboard.com/uploads/images/gallery/2023-04/scaled-1680-/6FU93IK67gI4Mim0-image.png)](https://faq.urveboard.com/uploads/images/gallery/2023-04/6FU93IK67gI4Mim0-image.png)
4. Click *Upgrade* to reinstall operating system. After few minutes device is ready. Upgrade should end with *Download Firmware success* message. Device should automatically reboot. [![image.png](https://faq.urveboard.com/uploads/images/gallery/2023-04/scaled-1680-/KeICeMJ8QWdOpOTr-image.png)](https://faq.urveboard.com/uploads/images/gallery/2023-04/KeICeMJ8QWdOpOTr-image.png)

### How to switch to Loader mode

##### Option 1:

Connect to the terminal of the device. Write below command:

```bash
reboot loader
```

##### Option 2:

Power off the device. Press button near USB C port. While holding this button power on device.

### Potential issues

##### *Download Firmware Fail - Note: Communication issues, Certainly please check usb*  


During upgrade procedure USB connection was interrupted. Check your USB A - A cable. You should reboot device and start everything over.

##### *No found any devices, stop running!*

Make sure your device is connected and found. If your device is not found make sure:

- you followed steps mentioned in [How to switch to Loader mode](#bkmrk-how-to-switch-to-loa)
- you have installed *DriverAssistant*. After driver installation PC reboot is mandatory.
- you have connected URVE Pi to middle top USB port