Use the SIM PIN to unlock your SIM. If you have forgotten your PIN, proceed as follows.
Find your PUK code in My Swisscom.
Go to My Swisscom(opens in new tab)
Have you entered the PUK code incorrectly 10 times? Your SIM will then be deactivated and you will have to order a replacement SIM (free of charge).
You set the device code for the screen lock on your device yourself. Swisscom has no influence over this and cannot reset the code.
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