"Wireless Adapter keeps disappearing"に関する回答Maybe your computer drivers are outdated. Make sure that you have updated one.
"Suggest Me Some Secondary Monitors For Video Editing"に関する回答For programming, I recommended you to go with BenQ PD2700Q 27 Inches Monitor. It is ideal vertical monitor which has good refresh rate and response rate. Also, if you need more suggestions on vertical monitors then you can refer to this article. Cheers!