How do i find out if my lg android phone has been compromised by another user or hack?

[Android Central Question]

i have an lg fortune 2 android phone and my ex has history of getting into my phones and she has AT&T work expierience so shes familiar with these devices more than me...how do i know if my phone is vunerable or has been compromised hacked etc

 

[methodman89]

Get a new phone, new sim card and new gf.