virtual box

I've set up a windows 10 virtual machine but it's stuck in weird 4:3 resolutions. How do I change it to something in 16:9?

So I bought a ThinkPad X1 Carbon 5th gen laptop with an i7 7500u CPU from a local buy and sell marketplace off someone. I'm not really familiar with how long a battery is supposed to last on a laptop, but this ThinkPad seems to drain very quickly. I'm doing some work involving virtualization...

I don't remember how I connect an access point to a virtual box client [windows 10]. I will be using Windows Server 2012 for my server. I will need to be able to login on to a user client side, this user is created on the server. Home folders and drive maps also need to work. IPs: Router IP...

So I am going to get TimeWarner's 200 mbps internet and I have e2500 wifi router right now. This router has 10/100 WAN port but has N wifi. Does this mean I can only use 100 mbps of the internet? If yes, why are they saying wifi will support 300 + 300 mbps of speed in their spec? Is this just...