Hi, thanks for coming into the forums. I'm also a user like you and I'll be more than happy to help you to the best of my knowledge. 17 hours for a Windows update is too long.
- Hold down the power button for 10 seconds to turn off your device.
- Press the power button again to turn on your device.
- On the first sign that Windows has started (for example, some devices show the manufacturer’s logo when restarting) hold down the power button for 10 seconds to turn off your device.
- Press the power button again to turn on your device.
- When Windows starts again, hold down the power button for 10 seconds to turn off your device.
- Press the power button again to turn on your device.
- This time, allow your device to fully start up.
- Select Advanced options.
- Now that you're in winRE, on the Choose an option screen, select Troubleshoot > Advanced options > Startup Repair > Restart. For reference to the instructions provided. You may check this link. https://support.microsoft.com/windows/31ce2444-7de3-818c-d626-e3b5a3024da5 If that didn't work and gives you an error, you can try to reinstall Windows. Here are the steps on how to create Windows installation media.
- Insert a USB flash drive with at least 8GB of space on a working device. NOTE: Any content on the flash drive will be deleted.
- click this link https://www.microsoft.com/en-us/software-download/
- Download the tool and click run.
- Select Accept.
- Select Create installation media for another PC, and then select Next.
- Select which USB flash drive you want to use.
- Start the download. This process would take an hour or two depending on your internet speed. Once the download is completed:
- Insert the USB flash drive into the affected computer
- Restart your PC.
- On the Install Windows page, select your language, time, and keyboard preferences, and then select Next.
- Select Install Windows. If the reply is helpful, please Upvote and Accept it as an answer.