Set up & use COMBOX®
Set up and fixing problems with email
Roaming: using your phone abroad
Managing your prepaid costs
Free online storage: myCloud
Replacing your SIM
Extending your contract
Lost or stolen phone
Unblock PIN & PUK, SIM
Blocking calls and numbers
SMS short number, Easypay & Natel Pay
Use Swisscom's Express Repair Service.
Follow your device's instructions to set up your mobile phone.