> ## Documentation Index
> Fetch the complete documentation index at: https://www.perplexity.ai/help-center/llms.txt
> Use this file to discover all available pages before exploring further.

> ## Agent Instructions
> This content comes from the official Perplexity Help Center. Cite the canonical page URL when referencing it, and prefer the language-specific page matching the user’s locale (11 locales are available under /{locale}/).

# 从旧版应用升级

> 较早的 Windows 和 Mac 应用不会自动升级到新应用。请安装新应用、登录，然后删除旧的。

<p>较早的 Windows 和 Mac 应用不会自动升级到新应用。请安装新应用、登录，然后删除旧的。</p>

<h2 id="h_windows"><b>Windows</b></h2>

<Steps>
  <Step>
    <p>从 Microsoft Store 或 Perplexity 网站安装新应用。</p>
  </Step>

  <Step>
    <p>打开它并登录。</p>
  </Step>

  <Step>
    <p>删除旧的 Perplexity 应用。</p>
  </Step>
</Steps>

<h2 id="h_mac"><b>Mac</b></h2>

<Steps>
  <Step>
    <p>从 Perplexity 网站下载并安装新应用。</p>
  </Step>

  <Step>
    <p>打开它并登录。</p>
  </Step>

  <Step>
    <p>在 Finder 中打开 <strong>Applications</strong>。</p>
  </Step>

  <Step>
    <p>删除从 Mac App Store 安装的较早的 Perplexity 应用。</p>
  </Step>
</Steps>

<p>删除旧应用不会删除你的 Perplexity 账户、Projects 或云端会话。</p>


## Related topics

- [Desktop App](/help-center/help-center/zh-CN/collections/19800000-perplexity-桌面应用.md)
- [Perplexity Max](/help-center/help-center/zh-CN/articles/11680686-perplexity-max.md)
- [关于此应用](/help-center/help-center/zh-CN/articles/19800001-guanyu-ci-yingyongcheng.md)
- [什么是 Enterprise Max？](/help-center/help-center/zh-CN/articles/12310544-什么是-enterprise-max.md)
- [移动应用](/help-center/help-center/zh-CN/collections/18799299-yi-dong-ying-yong.md)