Posted on behalf of a customer:
Cannot edit hosts file in Windows Vista Home Premium. Set to read only.
I would suggest you to try the steps provided below and check if it helps.
Method 1: Try to take the Ownership of the Host file and check if the same issue occurs.
To apply permissions to a file or folder:
a. Right-click the file or folder and then click Properties.
b. Click the Security tab and then click Edit.
c. Do one of the following:
· To set permissions for a user that is not listed under Group or user names, click
Add, type the name of the user or group, click OK, select the permissions, and then click
· To change or remove permissions from an existing group or user, click the name of the group or user, select the permissions, and then click
For further reference check the article mentioned below:
What to know before applying permissions to a file or folder:
Prevent changes to a file or folder (read-only):
Hope this information is helpful.
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