windows 8 cannot installize external hard disk due to i/o error please help me

Cath888

Reputable
Jun 1, 2014
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i want to installize my external hard disk..but i/o device error always pop out.
I tested to open this in other laptop..it could open.
Why just my windows 8?
Can anyone help me please?
I have many important datas and files in it.please help me.