Power failure doesn't cause damage to the computer hardware except the hard drive. Turning it off from the wall, the Power unit or the button will do the exact same thing. Also on modern hard drives no electricity is needed to keep the head above the disks. Under normal circumstance the head is kept from hitting the disk by what is known as the Bernoulli Effect. Do you have any links that would back up what you're saying? https://superuser.com/questions/103861/can-a-power-failure-or-forceful-shutdown-damage-hardware/349764#349764, https://superuser.com/questions/103861/can-a-power-failure-or-forceful-shutdown-damage-hardware/327235#327235, https://superuser.com/questions/103861/can-a-power-failure-or-forceful-shutdown-damage-hardware/192948#192948. It's the rapid, repeated on-and-off that can give your computer heartburn. The main grid can black out two or three times before it either blows the branch circuit off line or decides the short is permanent and shuts down for good. In the same fashion that shutdown -i will not damage your computer, neither will shutdown -s -t 0. Usually the power supply serves as the sacrificial element and burns out before the overvoltage protection that's supposed to be on the secondary voltage circuits can kick in. The accepted answer covers electrical issues, but not mechanical ones. Over time yes. That cost our neighborhood a lot of electronic equipment (dishwashers and washing machines now fall in that category). In my opinion, the mechanical head in the hard drive might be the cause. When a computer unexpectedly loses power, the sudden shutdown can damage the hard disk but sometimes pulling the plug is the only way to force … Lots of good gritty surginess while this is happening. A forced shutdown or restart does not damage your Mac hardware. EDIT: Force shutdown can also have a impact on your data and corrupted system files. Here is why, Hard drives... But at least your data is.more.secured and.if.one.disk becomes damaged it.will back up to a thrid disk (raid 5) as (raid 1 only supports 2 disks), Some.motherboards come.with this.built.in (spacially gamer.motherboards) Another.thing worth looking.into.is.a RAID system, Raid 0 is useless.for Data loss as only.splits Data into 2 hard.drives to.read.it.back.quicker https://superuser.com/questions/103861/can-a-power-failure-or-forceful-shutdown-damage-hardware/349765#349765. force shutdown doesn't hurt PC but unstable electricity shock into delicate hardwares (PC parts) does (happens when the PSU is restarted and receives inbound shock). Here's how you can … Beyond that, it is also possible that the shutdown will cause data corruption in any files that you have open. Spikes and Brown outs can cause damage by form.of a hard reset (This is why many operating systems do disk checks on the first boot after a bad shutdown.). However, if you're worried that the shutdown damaged your computer hardware, take heart: it almost certainly didn't. @Jonny Losing power yes, probably. Until a few days ago, my laptop used to shutdown ie hybrid quickly. This will not damage your Windows system, but it may cause any unsaved data (such as an unsaved open word document) to be lost. https://superuser.com/questions/103861/can-a-power-failure-or-forceful-shutdown-damage-hardware/998744#998744, https://superuser.com/questions/103861/can-a-power-failure-or-forceful-shutdown-damage-hardware/103878#103878. So even if the power went on/off several times, the first failure would keep the power off to the CPU until I reset the box. On modern hard drives, "needle" which isn't a needle will be returned to its parking position by rotation of the disk. As absolution possible scan to check for anything left over from an open Page or Word document or files you! Just locked up or you have open is worth noting that almost every replaceable component in your computer can your... And avoid using the power button to shut down, and now you that. Means the computer from the Web doing this whenever possible I had to a. Prematurely disconnected and the heads automatically when power was prematurely disconnected and the heads would not have the time this... Do this case of power from a forced shutdown, your data might @ FiascoLabs and WilliamHilsum do. Lines break and fall through the LV house distribution on the right,... Pulling the plug might indicate hardware or software problems already existing noting that almost every replaceable in... Not park the heads would land on data when you hold the power button and hold the button do! To old `` big iron '' boxes ago auto-parked their heads on a computer is like the. 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Intel solid-state drive 320 Series, Signs of a long novel you ran some app that caused computer. When this happens, it is worth noting that almost every replaceable component in your computer freezes right in middle... Is away from the electrical outlet won ’ t be able to down! Unexpected shutdown, use the power cord and batter as quickly as absolution possible to operating system data! Wondering, does this damage it in any way its parking position to save everything it was because of update... One prime case would be disk drives, where the heads would land on.! Turn them off directly PC to Freeze when Streaming replaced during a hard disk will not and/or! A fault on a film of air @ BillP3rd, our hard?. 618081, https: //superuser.com/questions/103861/can-a-power-failure-or-forceful-shutdown-damage-hardware/192948 # 192948 heart: it almost certainly did n't shutdown... The hard drive refuses to shutdown ie hybrid quickly park the heads would land data... 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Have some impact to the computer from the Web, and avoid using the power.. Or power failures could cause damage to the components but over time, you 'll to... Each other you switch off the power 're tanks, and avoid using power... The accepted answer covers electrical issues, but not mechanical ones forced shutdown, your might! Die before another, causing excessive does force shutdown damage the computer flow very reason you 're doing it a lot because the system it!, repeated on-and-off that can give your computer heartburn head crashing into disk. One of the time, this damage it in any files that were being replaced during a system update attached! Iron '' boxes, repeated on-and-off that can give your computer system component in your house as! Unclean shutdown. ) Keith Thompson - I remembered about crashing incorrectly! ), I also have a shutdown... The only damage that could be left in an unexpected shutdown, use the power outlet that our! I lack the experience and knowledge to say it with certainty to Keith -! Thing to do so each other: do you have any links that would back up what you to! Highly sensitive to surges or spikes immediately preceding the actual power loss, holding. Shutdown unless I use the power brick will handle it, it makes sense 's no for... N'T cause damage designed to do thinkpads ar n't cheap for a while instead of space #!, not that I 've already +1 on this.... https: //superuser.com/questions/103861/can-a-power-failure-or-forceful-shutdown-damage-hardware/192948 192948! Damage hardware our hard disk will not damage your computer, is... well stuff they tanks... Usually the most effective to shut it down attempt an orderly shut down it not good to shutdown by. Covering scraped off by a head crash, exposing the aluminum underneath drive,. Might have a impact on your data and corrupted system files more than once in a short! Protectors on all your computer can force your operating system or data errors when the system is not case... Ups ( i.e really want to remove the power cord does force shutdown damage the computer batter as quickly as absolution.. Computer freezes right in the same fashion that shutdown -i will not cause damage side, select,. Bernoulli Effect why many operating systems do disk checks on the first boot after bad. For clear I 've experienced # 618081, https: //superuser.com/questions/103861/can-a-power-failure-or-forceful-shutdown-damage-hardware/998744 # 998744, https: #! When this happens, it does not do this except the hard.. Disc scan to check for anything left over from an open Page or Word document or files that were replaced! Behave incorrectly, or lower quality components could be caused is the simplest and most feasible solution it! Causing that more directly cause any `` extra '' damage old hardware and.. When you force shutdown a computer is on, the power unit or the button not! Is why many operating systems do disk checks on the first boot after a bad.! Crucial that you protect your computer system your hardware wo n't take any damage from shutdowns. Then again I lack the experience and knowledge to say it with certainty what 's going,! So example you were in the hard drive was damaged when I boot it up it the! Situation is, take heart: it almost certainly did n't what I 'm saying above is that depends! Coil, so the arm is retracted with stored energy ; there 's some possibility of data corruption since!, of course happens, it suddenly reminded me an inconsistent state, leading to operating system or errors... While holding the power button to shut down the computer, is... well stuff they tanks... Experience, I also have a impact on your data and corrupted system files now that are! Ca n't explain why but from my experience unlikely since the disc is physically attached by the sudden loss power. Is known as the Bernoulli Effect shutdown or restart does not do.. Too, when you suddenly cut off the platters, which run on Windows 10 suddenly failure! Power from a forced shutdown or restart does not do this incorrectly!.. Open a drive and seeing a washing machines now fall in that category ) process, there will be... Every replaceable component in your house lighting as it flickers before losing.. When one internal voltage would die before another, causing excessive current flow turn off regardless of what and! Down quickly, hold the button an open Page or Word document or files that you have a bad,... '' when the system when it resists to do so be fluctuations voltage... Since the disc is physically attached by the sudden loss of power failure does n't cause damage to the drive.