<https://www.howto-connect.com/fix-quota_underflow-blue-screen-error-windows-10/>
<http://schema.org/description>
"13 methods for How to fix QUOTA_UNDERFLOW BSOD or Blue Screen of Death Error having bug check value 0x00000021 in Windows 10."
<https://www.howto-connect.com/fix-quota_underflow-blue-screen-error-windows-10/>