Under win7 system, each file has a variety of attributes. We can modify the attributes of the file according to our own needs. But recently, some users reported that the read-only attribute of the file cannot be modified. The following is some relevant information about the read-only attribute of win7 file that cannot be modified, for your reference.
1. Right click the file or the folder you want to modify and select "properties", as shown in the figure:
2. In the attribute window, click the "security" tab, and then click "Edit", as shown in the figure:
3. In the window, change the current user to "full control", as shown in the figure: