Open
Settings
and select Phone > Phone management > Security > Security module .
Double tap a security module to open it.
To edit the PIN settings for the security module, select Module PIN. With the PIN, you can protect the data saved in your security module against unauthorised use.
You may not be able to change these codes for all security modules.
To edit the PIN for digital signatures, select Signing PIN.
To view details about the security module, select Options > Security details.
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