Already solved, thanks for the c-hing.

小弟下載了一個file想用Winrar 解開,但不知道為什么不能,它說要另外需要找一个特別軟件才可完成,這可令我無法可做,因以前尚未遇过,因此請教一下各位电腦高手帮忙解决,十分感謝!
因為相片超过1MB無法上載,衹有將文字列下,劳煩哂各位C-Hing!


Next volume is required
You need to have the following volume to continue extraction :

Insert a disk with this volume and press “OK” to try again or press “Cancel” to break extraction