HP probook b 6450: Hp probook 6450 b no sound through hdmi cable
Hello
I have a problem, because I had a virus on my laptop, I had to reinstall windows 10. Everything is working again except when I plug in my hdmi cable it does not recognize the hdmi audio output. If I look at my audio devices it says: digital audio (HDMI) not connected. I tried to put my card video/audiodrivers/all drivers to day/re-installing what I think of cound, but nothing works. Prior to the re - install everything worked fine, so I think it's a software problem, I just don't know what it is. Can someone help me?
Evan
You are the very welcome.
OK, you should be able to solve this problem quite easily.
Because HP does not officially support your laptop for W10, but graphics driver W10 works, let's add the HDMI audio driver from the file of graphics driver for W7 on your laptop support page, without messing with the display of work W10 driver.
First of all, download and install this free utility for files. The 2nd high page file is 64-bit.
After installing 7 - Zip, download and save but are not run this file from W7 graphics driver.
This package provides the graphics driver Intel high definition (HD) with Turbo Boost technology for the notebook models and operating systems.
FTP://ftp.HP.com/pub/SoftPaq/sp64001-64500/sp64360.exe
Now that you have downloaded and saved the graphic driver file, right-click on it and select 7 - Zip from the list of options.
Have 7-Zip extract of: and leave it to extract the driver file in its file name of the file (sp64360).
Once this is done, go to the Device Manager and click on the peripheral plain high-definition audio (not the IDT one).
Click on the driver tab, click on set to update driver.
Select her browse my computer for driver software option and navigate to the driver 7-Zip created folder.
Make sure that the include subfolders is enabled, and must install the audio driver.
Restart the PC, and you should now have the video and audio via the HDMI out port.
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