A:AnswerYou can insert a microSD flash drive into the SD card slot and use that for storage. The RAM memory and SSD storage are all soldered on the motherboard and cannot be modified.
A:AnswerIt is not available for Chrome OS, but there is World of Warcraft Mobile Armory for Android™ that you should be able to download from the Google Play store.
A:AnswerIf your tv is new enough to have an HDMI connector, you can use Google Chromecast. You would need this adapter.
https://www.bestbuy.com/site/google-chromecast-latest-model-streaming-media-player-charcoal/6288362.p?skuId=6288362