How can I determine if y phone was/Is hacked?

[Android Central Question]

My phone system totally changed recently, over night. The phone view, photos and gallery operate differently, file manager is now file commander. Was I hacked? What caused this.

 

[mustang7757]

My phone system totally changed recently, over night. The phone view, photos and gallery operate differently, file manager is now file commander. Was I hacked? What caused this.

You sure it wasn't a software update?

 

[Mike Dee]

You sure it wasn't a software update?

That's what it sounds like

 

[mustang7757]

That's what it sounds like

Definitely does