2010: Used Camera for the first time on Sony Ericsson Walkman Phone.
2012: First Phone to Use Internet on (Samsung Star 3)
2013: Made account on Facebook
2014: Used WhatsApp For the First Time(Literally not an Android Phone, It was Nokia Asha 230(running Nokia S40 OS on Java))
2015: Made account on Microsoft, Google, Paytm, and Twitter. (On Nokia Asha 230)
2015: Sideloaded games for the first time (On the same Nokia Phone)
2016: Bought Android phone for the first time (Samsung Galaxy J2)
2019: First Android 9 Phone with 6" display (Samsung Galaxy J4+)
(I am 18 years old, So see this according to it)
Do Comment your Firsts in the mobile technology😁