Huawei P30 Pro User Manual page 120

Security and Privacy
of the hardware. This works together with your lock screen password to protect your private data.
When you use PrivateSpace, Multi-user, encrypted memory card files, or other features to encrypt
photos, personal information, or other personal data, others cannot gain access to your data unless
the trusted root key, lock screen password, and security chip are simultaneously cracked.
Not all devices support memory cards.
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