Why is my phone ussd code have problem when dialed
When I type ussd code on the dialer it does not popup and it's keep saying "connection problem or invalid mmi code. Please I want solution to solve it.
Bu iyi bir soru mu?
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Check your service providers website to see if they still support ussd codes.
Where I am (Australia) all the major carriers have phased it out
Bu yanıt yardımcı oldu mu?
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