I am install windows 8 ,and my account is Administrator privileges ,if i see in control panel in User Accounts my account as Local Account Administrator Password Protected,but i cant run application as administrator,every time i need to click Run as administrator, and also i cant create folder or cant zip the folder in C drive.
it will show warning msg
" Cannot create mcl.rar A required privilege is not held by the client."

but i have administrator privileges .

Pls reply asap