92 - Frequently asked questionsHow do I jump between apps?Swipe the left-hand edge of the screen inwards to cycle through apps thatare currently running.How do I turn off my computer?Swipe the right-hand edge of the screen inwards, tap Settings > Powerand select the action you'd like to take. Alternatively, from Desktop, tapAcer Power Button and select the action you'd like to take.Why is there a new interface?The new interface for Windows 8 is designed to work well with touch input.Windows Store apps will automatically use the whole screen and don'trequire closing in the traditional way. Windows Store apps will bedisplayed on Start using live-tiles.What are ’live tiles?’Live tiles are similar to thumbnails of the app that will be updated with newcontent whenever you're connected to the Internet. So, for example, youcan view weather or stock updates without needing to open the app.How do I unlock my computer?Swipe the lock screen upwards and tap a user account icon to unlock thecomputer. If your account has a password set, you will need to enter thepassword to continue.