I gave up and started the factory reset. :(

Thanks for your help!

The Start-up Setting icon is NOT displayed under Advanced options
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I can download the Windows 10 ISO from this computer, then load onto flash drive, but how would I load onto laptop?

I cannot enter safe mode. There is NO start-up settings in Advanced Options. Also, cannot reboot from command prompt.

Migrated my Toshiba laptop last November from Windows 8 to Windows 10. Now the laptop keeps restarting. Researched the issue and learned that the issue started last summer. The laptop does NOT...