Lebara Internet APN-Einstellungen für Gigabyte GSmart Akta A4

Open App Drawer and go to Settings Mobile network settings Access point names

Press ➕ button on top right corner.

Enter name: Lebara Internet
APN: internet.t-d1.de
Proxy:
Port:
Username:
Password:
Server:
MMSC:
MMS Proxy:
MMS Port:
MCC:
MNC:
Authentication type:
APN type: default,supl

Keep default values for all blank fields shown above.

Press menu button (top right) and select Save. Done.