2. Burn the U-Boot file by following the procedures for burning a U-Boot file over USB.
Select the U-Boot files of corresponding development boards for burning by referring to [Programming Flash Memory on the Hi3516](https://device.harmonyos.com/en/docs/ide/user-guides/hi3516_upload-0000001052148681)/[Programming Flash Memory on the Hi3518](https://device.harmonyos.com/en/docs/ide/user-guides/hi3518_upload-0000001057313128)
Select the U-Boot files of corresponding development boards for burning by referring to [Programming Flash Memory on the Hi3516](../quick-start/quickstart-lite-steps-hi3516-running.md)/[Programming Flash Memory on the Hi3518](../quick-start/quickstart-lite-steps-hi3518-running.md)
3. Log in to the serial port after the burning is complete.
@@ -247,7 +247,7 @@ To build such an app, we can create a page that has a flexible layout with two r
## Signing and Packaging<a name="section10601181101516"></a>
After finishing writing the app code, you need to sign and package the app before running it on a real device. For details, see [Signing and Packaging Guide](../../application-dev/quick-start/configuring-openharmony-app-signature.md).
After finishing writing the app code, you need to sign and package the app before running it on a real device. For details, see [Signing and Packaging Guide](https://developer.harmonyos.com/en/docs/documentation/doc-guides/ohos-debugging-and-running-0000001263040487#section17660437768).
## Running on the Real Device<a name="section092721731511"></a>