If external via USB, yes you can plug/unplug while the computer is turned on. However, before unplugging you should see the Safely Remove Hardware icon in the task manager, and stop the external hard drive prior to unplugging.
Is it safe to unplug an external hard drive when computer is off?
The “safely remove device” feature is simply making sure none of Window’s resources are attached to the device before you remove it; therefore, if the computer is off, Windows does not have any processes attached to your device. As Eric said, it is safe to remove the device if the computer is turned off.
Is it safe to unplug your hard drive?
Yes, it’s quite safe to disconnect a hard drive. It won’t affect it’s contents. Ordinarily, when installing Windows, it’s always the best policy to disconnect all the other drives.
What happens if I disconnect my hard drive?
You shouldn’t remove a laptop’s hard drive if the drive is still functioning, but if you decide to, beware that removing the drive exposes it to static electricity that can damage its contents. … A static jolt may damage the sectors on the hard drive and could cause you to lose information.
Can I plug in SSD while computer is on?
If the port in question supports hot-plugging (a moderately complex question), and you are running Win7, you can. But hot-plugging with a cable is not a good idea; there is too much risk of touching the wrong thing while the system is running. Be very careful.
Can I hot plug a SATA drive?
The SATA controller must be in AHCI or RAID operation mode to support hot plugging. I’ve done it on multiple systems. As long as it’s in AHCI mode it’s worked fine for me.
What happens if I disable my external hard drive?
Pulling a memory card out of its reader or removing an external drive out of the USB port could cause corrupted files, unreadable media or both. Ejecting your external storage safely decreases these chances.
Can I turn off external hard drive?
The safest way would be: Safely eject the USB device to be sure there are no reads/writes queued and all mounts and locks are released. Remove the USB cable. Power down the device using your on/off switch (If the device spins itself down after inactivity, wait for this to occur first).
What happens if you unplug a hard drive without ejecting?
Hi Trevor, most of the time you will be fine to unplug your devices without safely ejecting them. However, you should try to avoid making a habit of it as all it takes is one problem and that device can become corrupted. If you unplug your USB device while data is being written, it can become corrupted.
Is it OK to leave a portable hard drive plugged in all the time?
If the drive is simply on — fully powered up and spinning, even while it’s not needed — you’re wasting energy, and putting needless wear on the drive bearings. You’re also exposing the drive electronics to extra risk from electrical problems (spikes, surges, sags, etc.).
What happens when you unplug an SSD?
The word is out: Your SSD won’t retain your data forever when you unplug it. Yup, you’ll never be able to go on vacation again without toting your SSD along. It’s incapable of surviving for two weeks without you, poor thing.