Follow these steps to enable Hibernate Option on Windows 7:
- Open command prompt window (press Win Key and "R" key at the same time and key in "cmd" in the popup and then press "Enter") and execute the command "powercfg -h on".
- Go to Control Panel -> Power Options, find the active power plan and click "Change plan settings".
- In the popup, find "Sleep > Allow hybrid sleep" option, then change the setting to "Off". (Must perform step 1, otherwise this option may not be visible.)
- To deactivate Hibernate option, execute the command "powercfg -h off".