[Please help] Snockor rocket Z5000

[Rutto]

Hallo my Snockor Rocket Z5000 has all incoming and outgoing calls disabled, cant send text messages and browse on the net yet with WiFi browsing works. When switched on it works well for a few minutes then it stops working , i have tried flashing but it still doesn't work how can i go about it?

[X3non]

Hallo my Snockor Rocket Z5000 has all incoming and outgoing calls disabled, cant send text messages and browse on the net yet with WiFi browsing works. When switched on it works well for a few minutes then it stops working , i have tried flashing but it still doesn't work how can i go about it?

how did all these problems begin?
how did you flash [in details] and was flashing successful?