# Build Time config

**URL:** <https://forum.legato.io/t/build-time-config/6645>\
**Category:** Uncategorized\
**Created:** [November 25, 2023, 11:41pm UTC](https://forum.legato.io/t/build-time-config/6645 "2023-11-25T23:41:50Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.legato.io/jyijyi/32/822_2.png) [@jyijyi](https://forum.legato.io/u/jyijyi)\
**Post date:** [November 26, 2023, 2:46am UTC](https://forum.legato.io/t/build-time-config/6645/2 "2023-11-26T02:46:41Z")

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First of all, /home/root is not in rootfs partition, it is in userapp partition.

Here shows how to create a folder in the root directory:

> **[How to create a folder in the root directory](https://mangoh.discourse.group/t/how-to-create-a-folder-in-the-root-directory/9643/2)**
>
> Does this help? You can also have a look on this:

Here shows how to put files in yocto image

> [@Flash size wp7607](https://forum.legato.io/t/flash-size-wp7607/3805/24):
>
> please see attached doc: [[WP76xx] Example on putting own files and building helloworld application into yocto image.docx](https://forum.legato.io/uploads/short-url/p8McoolV3Ki6T295byz0AJRkXZM.docx) (20.9 KB)

Here shows how to use the default init script in the yocto image instead of the modified one:

> **[Error after boot mango yellow](https://mangoh.discourse.group/t/error-after-boot-mango-yellow/9772/12)**
>
> for example, I changed the file /etc/init.d/dropbear.wrappper and every time when I install a new firmware, this file does not change for me, but now I found the file in mnt/flash/etc/dropbear.wrapper Sothe system sees the file...

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