https://community.intel.com/t5/Mobile-and-Desktop-Processors/The-Thunderbolt-driver-could-not-be-found-in-Device-Manager/m-p/1682402#M83270 <P><SPAN>My laptop's processor is Core Ultra9 285H, and the laptop has a Thunderbolt connector, but I can't find the Thunderbolt controller in the device manager as shown below, I want to know what causes it and maybe how to fix it.</SPAN></P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="PuWang_0-1744426415141.jpeg" style="width: 400px;"><img src="https://community.intel.com/t5/image/serverpage/image-id/64777iF6F68D4CF8ACAF39/image-size/medium/is-moderation-mode/true?v=v2&amp;px=400&amp;whitelist-exif-data=Orientation%2CResolution%2COriginalDefaultFinalSize%2CCopyright" role="button" title="PuWang_0-1744426415141.jpeg" alt="PuWang_0-1744426415141.jpeg" /></span></P><P>&nbsp;</P> Sat, 12 Apr 2025 02:53:58 GMT PuWang 2025-04-12T02:53:58Z https://community.intel.com/t5/Mobile-and-Desktop-Processors/The-Thunderbolt-driver-could-not-be-found-in-Device-Manager/m-p/1682402#M83270 <P><SPAN>My laptop's processor is Core Ultra9 285H, and the laptop has a Thunderbolt connector, but I can't find the Thunderbolt controller in the device manager as shown below, I want to know what causes it and maybe how to fix it.</SPAN></P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="PuWang_0-1744426415141.jpeg" style="width: 400px;"><img src="https://community.intel.com/t5/image/serverpage/image-id/64777iF6F68D4CF8ACAF39/image-size/medium/is-moderation-mode/true?v=v2&amp;px=400&amp;whitelist-exif-data=Orientation%2CResolution%2COriginalDefaultFinalSize%2CCopyright" role="button" title="PuWang_0-1744426415141.jpeg" alt="PuWang_0-1744426415141.jpeg" /></span></P><P>&nbsp;</P> Sat, 12 Apr 2025 02:53:58 GMT https://community.intel.com/t5/Mobile-and-Desktop-Processors/The-Thunderbolt-driver-could-not-be-found-in-Device-Manager/m-p/1682402#M83270 PuWang 2025-04-12T02:53:58Z https://community.intel.com/t5/Mobile-and-Desktop-Processors/The-Thunderbolt-driver-could-not-be-found-in-Device-Manager/m-p/1682437#M83275 <P>You should address this question to the technical support department of the manufacturer of your laptop. It might be a driver issue, it might be a BIOS setting, either way they should know the answer.</P> Sat, 12 Apr 2025 11:20:58 GMT https://community.intel.com/t5/Mobile-and-Desktop-Processors/The-Thunderbolt-driver-could-not-be-found-in-Device-Manager/m-p/1682437#M83275 pressed_for_time 2025-04-12T11:20:58Z