Doro 6520

Doro 6520

I can't start my Doro 6520 Proprietary OS

Cause 1 of 6: Your phone is locked to another operator

If your phone is SIM locked to another operator and you try to use a Vodafone SIM, the screen will tell that your SIM is invalid.

Solution: To get the unlock code, contact the operator.

Doro 6520

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