Keep the power button depressed till the system shuts down, then press again to power up, after that spam the F1 or F2 key (in combo with your fn key if depending on your keyboard) till you get into the bios. Turn off using the power button and back on I imagine you already tried if it's been stuck for an hour.
Aug 25, 2022 · Choose the boot device as a UEFI device if offered, on first screen press Shift + F10 to open a Command Prompt, type the following commands, each followed by Enter key: DISKPART. LIST DISK. SEL DIS # (replace # with the disk # of the Windows disk from list in previous command) CLEAN. EXIT. Aug 29, 2020 · Step 1: Tap the Power icon at the bottom-right corner of the welcome screen. Step 2: Hold the Shift key on your keyboard and tap Restart. That will reboot your PC into the Advanced Recovery Jan 19, 2017 · Replied on January 30, 2017. Report abuse. If Windows 10 is stuck at a black screen with spinning dots, the usual fix is to remove any connected USB devices, especially a receiver for a wireless mouse or keyboard, then press and hold the power button for 5 - 10 seconds to perform a hard shut down and reboot. There is a known issue with Windows h932B.