Issue with samsung s9plus

[Android Central Question]

Hi
I have just updated my phone system, After that there is a pop up with ads that keep prompting when the phone is locked.
Can someone please help???

 

[Gayle Lynn]

Updated how?

 

[Rukbat]

What Gayle is asking is, was it an over the air update, did you sideload an update, did you use Odin to update it, something else?

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