https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358885#M487903 <P>流程全部完成，问题仍未仍解决。。。能看到的效果仅屏幕显示变亮。。</P> Tue, 02 Sep 2025 09:31:48 GMT 付士 2025-09-02T09:31:48Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358854#M487897 <P>1、2025年8月27日前，HDMI接口外接ThinkVision扩展屏一直使用正常，但8月27日系统更新后，扩展屏就不能正常使用了，频繁黑屏；</P><P>2、已排除是线缆问题，因为相同线缆连接到其他的台式机上没有问题；</P><P>3、已经尝试过更新显卡驱动，通过windows自动搜索更新，以及自己从HP官网下载对应的驱动，两种方式都尝试过了，仍无法解决问题；</P> Tue, 02 Sep 2025 07:30:27 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358854#M487897 付士 2025-09-02T07:30:27Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358857#M487898 <P>脱离系统的环境测试一下<BR />开机点击F10，进入BIOS，HDMI线直连显示器，笔记本屏幕合上，看外接显示器是否正常。</P> <P>如果正常，说明硬件是好的。</P> <P>在更新驱动无效的情况下，可以考虑卸载Windows update的推送试下。</P> Tue, 02 Sep 2025 07:33:47 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358857#M487898 坏坏的笑 2025-09-02T07:33:47Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358876#M487901 <P>您好，使用您提供的方法，已确认硬件无问题，但在已安装列表中，未找到符合时间的更新（2025.8.27或前不久），尝试卸载2025.8.19的Serving Stack更新失败，无法卸载，仍然无法解决问题，请再指点，多谢。</P> Tue, 02 Sep 2025 08:06:40 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358876#M487901 付士 2025-09-02T08:06:40Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358880#M487902 <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>建议用下面的工具联网检查更新。</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>&nbsp;</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>HP Image Assistant (HPIA)会通过网络连接惠普服务器，服务器中有和您机器一样型号的一个样本机的记录。通过分析对比，然后得出您和样本机器的差异，提示需要更新安装或缺少的驱动或软件。</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>&nbsp;</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>HP Image Assistant (HPIA)下载</SPAN></P> <P style="margin: 0in; font-family: Calibri; font-size: 11.0pt;"><A href="https://hpia.hpcloud.hp.com/downloads/hpia/hp-hpia-5.3.2.exe" target="_blank"><SPAN>https://hpia.hpcloud.hp.com/downloads/hpia/hp-hpia-5.3.2.exe</SPAN></A></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>&nbsp;</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>大概过程</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>&nbsp;</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>安装软件后会自动打开，点分析，然后等结果</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>&nbsp;</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>点推荐</SPAN></P> <P style="margin: 0in; font-family: Calibri; font-size: 11.0pt;">&nbsp;</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="_0-1756802866126.png" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/125972iC90C7E940338C6F5/image-size/medium?v=v2&amp;px=400" role="button" title="_0-1756802866126.png" alt="_0-1756802866126.png" /></span></P> <P>&nbsp;</P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>&nbsp;</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>&nbsp;</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>&nbsp;</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>&nbsp;</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>然后勾选关键和推荐更新，点蓝色download按钮</SPAN></P> <P style="margin: 0in; font-family: Calibri; font-size: 11.0pt;">&nbsp;</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="_1-1756802866126.png" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/125973iDD1A986C0E353CD1/image-size/medium?v=v2&amp;px=400" role="button" title="_1-1756802866126.png" alt="_1-1756802866126.png" /></span></P> <P>&nbsp;</P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>&nbsp;</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>&nbsp;</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>&nbsp;</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>&nbsp;</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>选择提取文件并安装，点蓝色按钮开始</SPAN></P> <P style="margin: 0in; font-family: HPSimplifiedLight; font-size: 12.0pt; color: black;"><SPAN>&nbsp;</SPAN></P> <P style="margin: 0in; font-family: Calibri; font-size: 11.0pt;">&nbsp;</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="_2-1756802866128.png" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/125974iCCE4F4AA1014A317/image-size/medium?v=v2&amp;px=400" role="button" title="_2-1756802866128.png" alt="_2-1756802866128.png" /></span></P> <P>&nbsp;</P> Tue, 02 Sep 2025 08:47:51 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358880#M487902 坏坏的笑 2025-09-02T08:47:51Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358885#M487903 <P>流程全部完成，问题仍未仍解决。。。能看到的效果仅屏幕显示变亮。。</P> Tue, 02 Sep 2025 09:31:48 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358885#M487903 付士 2025-09-02T09:31:48Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358887#M487904 <P>考虑备份数据，重置系统或重装系统</P> Tue, 02 Sep 2025 09:35:05 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358887#M487904 坏坏的笑 2025-09-02T09:35:05Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358894#M487906 <P>查看系统更新历史记录，查看驱动程序更新部分，是不是更新了 AMD&nbsp;显卡的驱动程序。</P> <P>如果更新了，卸载AMD显卡驱动程序，再安装HPIA&nbsp;提供的版本，或者在安全模式下用DDU清理显卡驱动程序，再安装HPIA建议的AMD显卡驱动程序。</P> Tue, 02 Sep 2025 11:24:43 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358894#M487906 548851818 2025-09-02T11:24:43Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358962#M487923 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="_1-1756863373792.png" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/125996iBD4AF5E58A8E6168/image-size/medium?v=v2&amp;px=400" role="button" title="_1-1756863373792.png" alt="_1-1756863373792.png" /></span><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="_2-1756863382991.png" style="width: 400px;"><img src="https://h30471.www3.hp.com/t5/image/serverpage/image-id/125997i592ADAB07AB4C664/image-size/medium?v=v2&amp;px=400" role="button" title="_2-1756863382991.png" alt="_2-1756863382991.png" /></span></P><P>&nbsp;</P><P>没有看到有驱动相关的更新。</P><P>&nbsp;</P> Wed, 03 Sep 2025 01:36:49 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/HP-ProBook-455-GB-bi-ji-ben-2025-8-27windows10geng-xin-yi-hou/m-p/1358962#M487923 付士 2025-09-03T01:36:49Z