I've been recently having a problem with my laptop as of late. Whenever I leave my laptop idle for about 30 minutes it goes to a screen that says:"Reboot and select proper boot device or insert Boot media in selected boot device and press a key"What...

looking to upgrade my memory on my laptop. Thinking about doubling it to 16gb. Not sure whether to do two 8gb sticks in two slots or four 4gb sticks in all 4 slots. Recommendations on what route to take? Also brand and speed of sticks?Thanks again.