Secret Codes

Hi
Recently i figured out that screr codes like *#06# doesnt work anymore
I tried all codes as i know but no chance
How can i get them back?
I can use Phone Info app n use them in secret codes
By i need them through Dialing
Help me
My phone z S6 Edge running MM 6.0.1
CrissCross V2.0 Rom
Thanks!!!:silly:

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