An effective solution to access a disk prompt to deny access

If your computer system is a windows7\\windows8 dual system, then you may encounter this situation, that is, when accessing the hard disk, there is always a disk that is inaccessible, prompt "look for access", then what should I do? ??
This small series of methods to solve the problem, the specific method is as follows:
1. First select the disk that can not be accessed, right click, properties
2. Then: Security - Advanced - Change; Go in and modify ”owner“ and add full control over this folder, subfolders, files & rdquo; for this user.
The above only said the problem and the solution, but the personal computer and the situation encountered are different, please enter the system home qq group, and discuss the specific problem with more students. Method.