Always include exact PC model and version of Windows in your posts. :Idea: I would avoid all BIOS updates for a while, at least until Intel gets a better handle on things. You can uninstall Support Assist or just disable it so it doesn't load in the background each time you boot the PC. And if you uninstall SA, you can always download and reinstall it for free from Dell's support site.
I have notifications turned off completely, but still get reminders to install these updates every time I reboot. Do I need to uninstall the support assistant program? Can't figure out how to re-set.
Dell Support assistant is continually popping up messages to install the bad 
Bios and IME