1e41f4b71Sopenharmony_ci# Running an Image
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4e41f4b71Sopenharmony_ci## Starting the System
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6e41f4b71Sopenharmony_ciAfter burning is completed, you must configure the bootloader to run the OpenHarmony system.
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8e41f4b71Sopenharmony_ci1. In the Hi3516D V300 task, click **Configure bootloader (Boot OS)** to configure the bootloader.
9e41f4b71Sopenharmony_ci   > ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
10e41f4b71Sopenharmony_ci   >
11e41f4b71Sopenharmony_ci   > The bootloader configuration in DevEco Device Tool has been adapted to Hi3516D V300. Therefore, no manual modification is needed.
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13e41f4b71Sopenharmony_ci   ![bootloader](figures/bootloader.png)
14e41f4b71Sopenharmony_ci   
15e41f4b71Sopenharmony_ci2. When the message shown below is displayed, restart the development board. If "SUCCESS" is displayed, it indicates that the configuration is successful.
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17e41f4b71Sopenharmony_ci   ![reset_success](figures/reset_success.png)
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19e41f4b71Sopenharmony_ci3. Click **Monitor** on the taskbar to start the serial port tool.
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21e41f4b71Sopenharmony_ci   ![monitor](figures/monitor.png)
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23e41f4b71Sopenharmony_ci4. When the command output is displayed, press **Enter** until **OHOS \#** is displayed, indicating that the system is started successfully.
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25e41f4b71Sopenharmony_ci   ![reboot-success](figures/reboot-success.png)
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28e41f4b71Sopenharmony_ci## Running a Hello World Program
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30e41f4b71Sopenharmony_ciAfter the system is started, perform the following steps to run the Hello World program:
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32e41f4b71Sopenharmony_ci1. Go to the **bin** directory on the startup page.
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34e41f4b71Sopenharmony_ci   ```shell
35e41f4b71Sopenharmony_ci   cd bin
36e41f4b71Sopenharmony_ci   ```
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38e41f4b71Sopenharmony_ci2. Run the following command to run the **helloworld** program:
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40e41f4b71Sopenharmony_ci   ```shell
41e41f4b71Sopenharmony_ci   ./helloworld
42e41f4b71Sopenharmony_ci   ```
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44e41f4b71Sopenharmony_ci   If the message "Hello World!" is displayed, the program runs successfully.
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46e41f4b71Sopenharmony_ci   ![en-us_image_0000001360320977](figures/en-us_image_0000001360320977.png)
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49e41f4b71Sopenharmony_ci## Next
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51e41f4b71Sopenharmony_ciCongratulations! You have finished all steps! Proceed to develop samples to better familiarize yourself with OpenHarmony development:
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53e41f4b71Sopenharmony_ci- [Screen and Camera Control](../guide/device-camera-control-overview.md)
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55e41f4b71Sopenharmony_ci- [Visual Application Development](../guide/device-camera-visual-overview.md)
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