# 如何增加一个分类和子分类级别

**URL:** <https://meta.discourse.org/t/how-to-have-one-more-category-and-subcategory-level/254149>\
**Category:** Development\
**Created:** [2023年二月6日 01:33 UTC](https://meta.discourse.org/t/how-to-have-one-more-category-and-subcategory-level/254149 "2023-02-06T01:33:05Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Moin](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/moin/32/554653_2.png) [@Moin](https://meta.discourse.org/u/Moin)\
**Post date:** [2023年二月6日 06:01 UTC](https://meta.discourse.org/t/how-to-have-one-more-category-and-subcategory-level/254149/2 "2023-02-06T06:01:21Z")

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> [@Number of Subcategories](https://meta.discourse.org/t/number-of-subcategories/146632/11):
>
> You need to have access to the server where Discourse is running. If you’re hosted somewhere, you’ll need to ask whoever is running the server to do this for you. cd /var/discourse ./launcher enter app rails c SiteSetting.max\_category\_nesting = 3 exit exit

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