Computer buzzing sounds are usually harmless but can indicate serious issues. Buzzing isn't a reliable diagnostic tool
Check USB ports compatibility and try different USB 3.0 ports. Verify USB drive on another system to check for issues
Check product specifications page for RAM details. Use System Information app to find PC model number
Windows Defender can be activated through Windows Security's Firewall & network protection section. The active network must be selected to enable Defender. Defender can be enabled for different networks for home and work environments
Press Ctrl+-, then press - key multiple times for zoom. Hold Ctrl and scroll down with mouse scroll wheel. Press Ctrl+Plus to zoom in
Type "wmic bios get smbiosbiosversion" in Command Prompt. Use "Get-WmiObject win32_bios" in PowerShell