I did another clean install of Windows 10, reformatting and un-allocating the SSD. After booting up, I installed all the updates, restarted multiple times and then used the computer for a couple...

When doing a clean install, I deleted the partitions, but did not format and unallocate the drive. I'll try doing that first before testing Ubuntu.

Regarding your other question, my computer is a...

Thanks, I did make a copy of the "Windows Background" sound in case I ever needed to restore. Good to know for future reference though.

Assuming it is hardware, what could it be? A bad motherboard perhaps?

Yes, it's the "Windows Background" sound which is used for the "Default Beep" "Asterisk" "Exclamation" "Low Battery" and "System Notification."

Not sure if this is a fix, more of a bandaid solution...I deleted the "Windows Background" sound from the C>Windows>Media folder. Is there any harm in doing that, apart from not hearing that sound...

Here's the issue, every 30 minutes or so a sound plays through my speakers. I have identified it as the "Windows Background" sound.

If you right click on the volume icon and click on sounds, it's...