> For the complete documentation index, see [llms.txt](https://docs.lengjiao.me/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.lengjiao.me/chang-jian-wen-ti.md).

# 常见问题

- [❓FAQ](https://docs.lengjiao.me/chang-jian-wen-ti/faq.md)
- [🛠️手动更新订阅](https://docs.lengjiao.me/chang-jian-wen-ti/geng-xin-ding-yue.md): 通常情况下，按教程设置后会自动更新节点，如没有自动更新，请按下图手动更新。保持更新订阅可以使用最新的节点
- [🛠️重新购买服务后操作](https://docs.lengjiao.me/chang-jian-wen-ti/chong-xin-gou-mai-fu-wu-hou-cao-zuo.md): 重新购买服务后，订阅地址改变了，需要删除原来软件/app订阅地址，然后重新添加新的订阅地址