A:Answer144hz is the way to go you can’t even see the difference between 240hz and 144hz I played both ark and rainbow six both at well above 60fps they run great on the 1660ti there is a more expensive model with a rtx 2060 I believe and you can’t replace it. It’s a laptop it’s not upgradable except ram and storage.
A:AnswerMy model has the headphone jack working fine, however I had issues with the Windows audio driver and preinstalled audio software not communicating properly. Try reinstalling the software and that might help
A:Answerdepending on the game and how you have your settings. as for school work you should be able to get a couple of hours out of the battery. if i'm gaming i keep mine plugged in bc i can spend hours gaming so i can't give a definitive answer on the battery life.
A:AnswerYes and no. The wifi card is an Intel 9560 AC card. It is not a wifi 6 card. All AC cards are compatible with AX routers, but you will not get the specified benefits of wifi 6 with this laptop unless you replace the wifi card with an AX card.