A:AnswerHey DaveMac1,
Memory cannot be upgraded with this Yoga 7i, as it is soldered to the systemboard.
Please feel free to reach out to us with any other questions!
A:AnswerHey Dd,
Yes, you shouldn't have an issue running compatible Steam games, as well as Fortnite (at 1080/60Hz).
Please feel free to reach out to us with any other questions!
A:AnswerYes this is a common feature since like 2014 on windows. On the laptop you hold down FN (function key) key and then one of the F1-12 keys one of the raises brightness and one of them lowers it. You can also do this through settings Display and then brightness.