Acer Aspire E1-572 User Manual page 57

Note: If Fast startup is off, your computer will take longer to start from
Sleep. Your computer will also not start if it receives an instruction to
start over a network (Wake on LAN).
1. Open the Desktop.
2. Click Power Options in the Notification area.
3. Select More Power Options.
4. Select Choose what the power buttons do.
Power management - 57