Navigation

Information:
Close more information

Login/account box

Meta navigation

  • Your shopping basket
    There are no products in the basket
    Your shopping basket
    Monthly (CHF)
    One-off (CHF)
    Total (incl. VAT)
  • 🔎

    Global search

    Often searched

Mobile guides

    

Troubleshooting

If your device isn't working properly, you can try several solutions to solve the problem.
In most cases you can solve the problem by following these guidelines:

I can't turn on my mobile phone

Cause 7 of 10: Your mobile phone is locked to another service provider

If your mobile phone is locked to another service provider and you're trying to use a Swisscom SIM card, the display will tell you that your SIM card is invalid.

Solution: Before you can use a Swisscom SIM card, you need to unlock your mobile phone using an unlock code. To get the unlock code, contact the service provider that locked your mobile phone.