How to Fix ‘Default Boot Device Missing’ or ‘Boot Failed’ Error in Windows 8

October 02, 2014

Owning a brand new laptop often presses you for the need to set it up for fun, work or just gaming. It is the first thing that will come to the mind being a laptop owner. However, there are high chances that you may experience an error message – ‘default boot device missing or boot failed’ when you turn on your laptop (PreInstalled with windows 8) for the first time. You may need some windows support help for fixing this error.


Step 1.  This error will not let you boot Windows 8 and will thus keep you away from accessing the features and utilities of your brand new laptop. Most of the Lenovo users complaint about this problem and seek windows 8 help and support, but recently some Acer, Dell and Sony users have also complained about this boot failed error.

Step 2. This error can be fixed by selecting ‘Legacy Support’ option while booting Windows 8.Restart your laptop and quickly press the key ‘F2’ to go to Windows 8 boot menu. Select the boot option and then hit ‘Legacy Support’ from the Boot Options screen. ‘Save’ changes and restart the laptop. There will be no error message this time. Make sure to press the F2 key very quickly because Windows 8 boosts at the speed of lightening.

Step 3. If the error message occurs on a brand new laptop, there is not much to worry about it. However, if it is an old laptop, make sure to back up your data. Insert the windows 8 re installation/recover median and reinstall Windows 8 to fix this error. If you are unable to do so, you can contact us at windows support number.

Default Boot Device Missing


Step 4. Sometimes reinstalling Windows 8 does not help much. In such cases, it is smart to use the built-in repair option for repairing Windows 8 Hard Drive. Use the Windows 8 installation media and select the repair option. Now reformat and do a partition of the drive, if impelled during the whole procedure of repairing.

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