> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://support.mixin.one/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Mixin 5.3.x 更新说明

Mixin 最新版已分别更新至 Google Play 、 App Store ，本版本主要更新内容：

![](https://storage.crisp.chat/users/helpdesk/website/-/7/1/9/9/71991a4db339f000/image_1p1d0w7.png)

* 【Android/iOS 5.3.0】支持 12 或 24 位助记词登录 Mixin。
* 【Android 5.3.0/iOS 5.3.1】支持全部平仓功能。
* 【Android 5.3.0/iOS 5.3.1】合约详情页底部增加关于介绍。
* 【Android 5.3.0】提升聊天发视频的质量。


### 最近更新
* [Mixin 5.2.x 更新说明](/zh/article/mixin-52x-vxbvmn/)
* [Mixin 5.1.x 更新说明](/zh/article/mixin-51x-1cymeaf/)
* [Mixin 5.0.x 更新说明](/zh/article/mixin-50x-eo0x9s/)