How can I delete cookies index.dat file in Internet Explorer?
Index.dat files are system files and they can’t be deleted manually as they are used by Windows all the time (index.dat files are locked by Windows). Their content is not deleted even if you clear browser history, cache and cookies. Using ClearAllHistory you can easily delete index.dat files content or delete index.dat files. To delete index.dat files manually For Windows NT/2000/XP/2003: As index.dat file is used by Windows all time, to delete index.dat file manually, you should log in by another user with administrator privileges. If you don’t have another account with administrator privileges, create a new one. To create a new account: 1. Select Start -> Settings -> Control panel. 2. Select User Accounts. 3. Select “Create a new account” and enter necessary information.