> ## 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}/).

# 修复崩溃、空白窗口或过高资源占用

> 关闭并重新打开应用，确认已安装当前版本，如果应用仍不可用请重启电脑。

<h2 id="h_if_the_app_will_not_open_or_shows_a_blank_window"><b>如果应用无法打开或显示空白窗口</b></h2>

<ul>
  <li>
    <p>关闭并重新打开应用。</p>
  </li>

  <li>
    <p>确认已安装当前版本。</p>
  </li>

  <li>
    <p>如果应用仍不可用，请重启电脑。</p>
  </li>
</ul>

<h2 id="h_if_the_app_becomes_slow_or_uses_excessive_memory"><b>如果应用变慢或占用过多内存</b></h2>

<ul>
  <li>
    <p>检查是否有长时间运行的任务、浏览器<strong>会话</strong>或生成的预览仍处于活动状态。</p>
  </li>

  <li>
    <p>关闭不再需要的已完成任务、预览或浏览器窗口。</p>
  </li>

  <li>
    <p>重启应用。</p>
  </li>
</ul>

<p>如果问题仍然存在，请使用 <a href="/help-center/help-center/zh-CN/">Perplexity Help Center</a> 的主支持流程。</p>


## Related topics

- [Desktop App](/help-center/help-center/zh-CN/collections/19800000-perplexity-桌面应用.md)
- [为什么我无法访问 Comet？](/help-center/help-center/comet/zh-CN/articles/11734754-why-can-t-i-access-сomet.md)
- [修复 Comet 的连接和加载错误](/help-center/help-center/comet/zh-CN/articles/11734910-fix-connection-and-loading-errors-on-comet.md)
- [修复本地文件和文件夹访问](/help-center/help-center/zh-CN/articles/19800010-xiufu-bendi-wenjian-he-wenjianjia-fangwen.md)
- [修复卡住或未创建文件的任务](/help-center/help-center/zh-CN/articles/19800011-xiufu-kadun-huo-weichuangjian-wenjian-de-renwu.md)