jump antenna

[akbarmousavi]

some times my g2 mini jupm antenna and never search again for networks i should go to setting networks dual sim card and remove option sim card and select again for search network

 

[srkmagnus]

some times my g2 mini jupm antenna and never search again for networks i should go to setting networks dual sim card and remove option sim card and select again for search network

Have you tried rebooting the device? If not, give that a try and see if it works. Otherwise, try a factory reset.