Error updating windows defender

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A lot of times, users ignore the error and continue to use computer which is not advisable.

This Windows Update 0x800705b4 error might become a disaster for your computer.

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Note: backup important files in system partition before restoring system.As we all know, once system files are damaged or lost, computer won't be able to perform as well as before. Click "Start" button and type "cmd" in the search box and you can see its icon. If you are asked to provide administrator password or confirmation from UAC, enter password and click Allow.Now you can see the command prompt where you can type or copy the command "sfc /scannow" and press Enter key.Occasionally, Windows update can't work normally and fails to install updates.Nowadays, Windows update error 0x800705b4 is no longer a strange problem to many Windows users.

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