Tested Phone list

 *#*#4636#*#* not working my phone without root. Tested S3 4G Kitkat 4.4.4 (stock) and S6 (stock) --Olkitu (talk) 14:50, 22 December 2015 (EST)

Thank you, I have corrected this to show that some phones may still require root to access this. -JN

Now it's okay. Thanks for fixing my text :) My native language is not English --Olkitu (talk) 14:50, 22 December 2015 (EST)