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×InformationNeed Windows 11 help?Check documents on compatibility, FAQs, upgrade information and available fixes.
Windows 11 Support Center. -
-
×InformationNeed Windows 11 help?Check documents on compatibility, FAQs, upgrade information and available fixes.
Windows 11 Support Center. -
- HP Community
- Desktops
- Desktop Audio
- some hissing sound from System

Create an account on the HP Community to personalize your profile and ask a question
03-28-2019 05:02 AM
Hi @Rahul87
Welcome to the HP Support Community.
1) What's the exact model name of the computer? Click here for steps on finding the information we need. Do not share any of your personal information such as serial, phone number, email ID, etc.
2) Where is this sound coming from?
While you respond to that, try these steps -
1) Shutdown the computer.
2) Unplug all the Adapter and peripherals connected.
3) Press and hold down the power button for 15 to 20 seconds.
4) Plug-in the Adapter.
5) Try to turn on the computer.
Also, try updating the computer -
Step 1 Windows Updates troubleshooter -
Click on this link to run Windows Updates troubleshooter.
Step 2 Windows Updates -
1) In the search box, type and open Windows Updates.
2) Check for updates.
3) If the updates are available, click on install and restart the computer.
Step 3 HP Support Assistant Updates -
1) In the search box, type and open HP Support Assistant.
2) Check for updates.
3) If the updates are available, click on install and restart the computer.
Let me know how that goes.
Please click “Accept as Solution” if you feel my post solved your issue, it will help others find the solution.
Click the “Kudos, Thumbs Up" on the bottom right to say “Thanks” for helping!
Have a great day!
Asmita
I am an HP Employee