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		<title>打游戏突然卡一下？Win11 在偷偷给别人做种</title>
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		<dc:creator><![CDATA[steve, zhang]]></dc:creator>
		<pubDate>Thu, 06 Aug 2026 17:33:29 +0000</pubDate>
				<category><![CDATA[经验与技巧]]></category>
		<category><![CDATA[Windows 11]]></category>
		<category><![CDATA[带宽]]></category>
		<category><![CDATA[系统设置]]></category>
		<category><![CDATA[网络优化]]></category>
		<category><![CDATA[网络故障排查]]></category>
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					<description><![CDATA[游戏正连胜时延迟突然飙一下，视频会议画面冻住，下载慢得离谱但家里其他设备都正常——查完路由器换过网线还是没用。 [&#8230;]]]></description>
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<p class="wp-block-paragraph">游戏正连胜时延迟突然飙一下，视频会议画面冻住，下载慢得离谱但家里其他设备都正常——查完路由器换过网线还是没用。How-To Geek 编辑 Nick Lewis 说，凶手有时就藏在 Windows 自己身上：一个叫&#8221;传递优化&#8221;（Delivery Optimization）的功能。</p>



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<p class="wp-block-paragraph">它是微软的点对点更新分发服务，说白了就是让你的电脑给系统更新做种，一边下载一边把已下好的分片传给别人。分发的不只是补丁，驱动和 Defender 病毒库也算。文件都带加密签名，安全不必担心，难受的是带宽被悄悄拿走。</p>



<h2 class="wp-block-heading">家庭宽带为什么最遭殃</h2>



<p class="wp-block-paragraph">家用宽带上下行不对称。Nick Lewis 家下行 1.2Gbps，上行只有 40Mbps。上传一被占满，下载依赖的确认包也堵在车流里，于是下行没跑满、速度却掉了。Wi-Fi 还要再吃一层亏：无线电同一时刻只能收或只能发，上传一多接收时间被挤占，延迟抖动就来了。最坑的是测速软件看着一切正常，除非专门测抖动。</p>



<h2 class="wp-block-heading">三步确认并关掉它</h2>



<ol class="wp-block-list"><li><strong>看历史流量</strong>：按 Win+I 打开设置，依次进入 Windows 更新 → 高级选项 → 传递优化 → 活动监视器。过去一个月向&#8221;Internet 上的电脑&#8221;传了好几 GB，基本可以锁定；</li><li><strong>抓现行</strong>：卡顿时打开 Process Explorer（微软 Sysinternals 套件里的工具），找到承载 DoSvc 服务的 svchost.exe，看它是不是正在狂传；</li><li><strong>彻底关闭</strong>：设置里没有&#8221;不参与&#8221;这个按钮，关掉下载看起来会连上传一起停。想斩草除根就打开注册表编辑器，定位到 HKLM\SYSTEM\CurrentControlSet\Services\DoSvc，把 Start 值改成 4，再去存储设置里清理传递优化缓存，还能腾出几 GB 空间。</li></ol>



<p class="wp-block-paragraph">这毛病最气人的是症状太像&#8221;网不好&#8221;：信号差、路由器过热、运营商抖动，条条都对得上。我的判断是，掏钱换路由器之前先花五分钟把它关了试试。你那台电脑替微软传出去多少 GB？</p>



<p class="wp-block-paragraph">来源：How-To Geek</p>
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