Changes

# Inside <code>Linux for Tegra</code>, <code>cd</code> into the <code>sources</code> folder. It should be unpopulated with the exception of some bash scripts. Run the <code>source_sync.sh</code> script and when asked to specify the release tag of the downloadable sources, enter <code>jetson_36.3</code>. This will install the sources for the respective Jetson version as necessary. To find the release tag of future iterations of the Jetson firmware, please refer to its respective release notes.

# Once sources have been synced, the <code>sources</code> directory should now be populated with the required files.