# Build and flash instructions Source: [https://docs.qualcomm.com/doc/80-70014-52/topic/build_and_flash_instructions.html](https://docs.qualcomm.com/doc/80-70014-52/topic/build_and_flash_instructions.html) **Recommended procedure** - To upgrade using Qualcomm prebuilt, see [Update software (optional)](https://docs.qualcomm.com/bundle/publicresource/topics/80-70014-253/ubuntu_host.html#sub$qsg_update_software). **Advanced procedure** - To build the QIMP SDK, see [Build platform image with QIM layer](https://docs.qualcomm.com/bundle/publicresource/topics/80-70014-51/building-platform-image-with-qim-layer.html). - To flash the QIMP SDK, see [Flash images for unregistered users](https://docs.qualcomm.com/bundle/publicresource/topics/80-70014-254/flash_images_unregistered.html). Last Published: Jul 13, 2024 [Previous Topic QIMP SDK release 1.0](https://docs.qualcomm.com/bundle/publicresource/80-70014-52/topics/introduction.md) [Next Topic References](https://docs.qualcomm.com/bundle/publicresource/80-70014-52/topics/references.md)