I made a brief video a week or two back about the HDMI not working on a television as I would expect. Simply put, plug and play on a 720p tv was causing issues. This video has caused much debate so here is a more in depth video.
VGA connection is analog, and is different from HDMI connection (digital). In my experience, you're pretty much limited to 720p and 1080p for HDMI. As mentioned, Metro requires 1024x768 minimum (and 1366x768 for snap). Ask any netbook (1024x600) owner.
The solution would be to either swap out the large display for a 1080p model, or continue using it as an extended (2nd) display.
To move apps between displays (using "extended" display setup), suggest trying Winkey+PgUp/PgDn as mentioned in this link,
Two new devices have entered the Google Play edition family. They are … more
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