# Zephyr RTOS - Kconfig
[TOC]
## References
Kconig can be changed globally in the entire workspace by, say, `menuconfig`; or by per-app config overlay. Videos below focus on the former method.
### [Troubleshoot Zephyr Like A Pro With Menuconfig](https://youtu.be/R8zUr5964JA)
{%youtube R8zUr5964JA %}