Don't know why I am writing this but I am an iron 2 player who has been improving alot in unranked, usually on the top of the leaderboard with Breach. Last game one of my teammates were afk from the beginning and a sage who is a new player...

I got my account back 3 hours ago and i changed the mail address, the name, and enabled 2 step verification. Someone was in my account before i changed those, can they acces my account again even though i changed these?

I've pinged the wrong location countless times because of this - I open the map as soon as I die to ping the enemy location, the map rotates resulting in me pinging the wrong place