Airplane Mode

Hello, so I own Alienware 14 and I have dual-boot, windows 10 and ubuntu 16.04. I noticed that I could not turn off airplane mode on windows 10 and could not connect to Wi-Fi(and I searched and tried many suggestions from different forums but still no use) . I thought that was an issue of...

Hi everyone. How much does having Airplane Mode turned on affect a laptop's battery life? I've heard more than once that turning on Airplane mode increases a laptop's battery life. Is this true? If this is true, how much does having a Airplane mode turned on affect a laptop's battery life...