Modified operating system

[noeberidze]

what can I do when I want to update my S7 and it says that the operating system on my device is modified in an unauthorized way?

[3mo0or]

mean that your device is rooted

[noeberidze]

can I unroot it?

[3mo0or]

What is your phone model number

[noeberidze]

SM-G930FD

[3mo0or]

https://www.google.ae/amp/s/forum.xda-developers.com/galaxy-s7/how-to/guide-revert-to-stock-anytime-kies-t3396314/amp/

[3mo0or]

If you need help just ask here

[noeberidze]

thanks❤