Why is Chinese writing coming up on screen

[AC Question]

On my lock screen above were it says swipe to open there's Chinese writing

 

[Deon Thompson1]

Happening to me also..anyone know why?

 

[Adam Andres]

Same with me...I tried all antivirus programs, anti-mallware etc. and it haven't found anything...:'(

 

[tumbliboo]

I have tried everything to get rid of the Chinese writing. Thought it was just me!

 

[gtescreen]

You need to change the default language setting or maybe your phone is refurbished.

 

[kagawa7]

It's because of the Z Camera app's latest update. Remove it and you wont be seeing that annoying Chinese text ever again