Power off while updating pc

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Computers with 2013 or a later year in the model name use Power Nap until the battery is drained.Computers with 2012 or an earlier year in the model name suspend Power Nap if the battery has a charge of 30% or less. To increase battery life while using Power Nap, disconnect any USB, Thunderbolt, or Fire Wire devices that may draw power from the computer. Power Nap checks for updates at specific intervals When your computer isn't connected to AC power, Power Nap communicates and transfers data for only a few minutes per Power Nap cycle.If you are unable to determine what key that is then see if you can get a hold of a copy of windows 8 DVD and use that to restore your computer. 1980-1080, Dell 2048-115, Hanspree 1920-10802 Keyboard Microsoft Keyboard 2000 Mouse Microsoft Optical Mouse 5000 Case Tower Cooling Original (Fans) Hard Drives 1 San Disk 240Gig SSD, 2 Samsung 512Gig SSDs Internet Speed 1.3 (350 to 1024 if lucky) Browser Firefox 19.1 Antivirus MSE-Defender Thanks for your answer Lee. I tried mashing F8, but that doesn't seem to do anything. I tried mashing F8, but that doesn't seem to do anything.If you need further help just come back to this thread and either myself or a great deal of others will be glad to help you. And if i get a copy of a Windows 8 DVD, does it need to be brand new or can i also use a used copy? And if i get a copy of a Windows 8 DVD, does it need to be brand new or can i also use a used copy?Go to Surface troubleshooting and support for more info.Interrupting updates while they’re in progress could damage your Surface.

After your Surface restarts, try installing updates again.

When connected to AC power, communications and data transfers are continuous.

If your date and time settings aren’t correct, you may see Windows Update error 80072F8F when checking for updates, or updates may not install correctly.

This is my work laptop and I am worried that I might lose some data if I reboot it. There are some occasional updates which do take ages, and don't necessarily do much disk IO.

Sit it out if possible, or schedule updates/restarts to happen overnight instead. Depending on how many updates need to configure, it can take a long time.

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