Brightness and volume key is not working with fn key or without fn key

[Piyushhr2401]

Hp da0326tu

SN#[Personal Information Removed]

Windows 10 64 bit

[praveen196]

@Piyushhr2401 Welcome to HP Community!

I understand that the Brightness and volume key is not working with fn key or without fn key.

Try updating the computer, this will install the latest updates -

Step 1 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 2 Install updates using HP Support Assistant

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.  

Note: If you do not have HP Support Assistant installed, Click here to download the same.

Keep us posted,

If you would like to thank us for our efforts to help you, 

Give us a virtual high-five by clicking the 'Thumbs Up' icon below, followed by clicking on the "Accept as solution" on this post, 

Have a great day!