Find my iphone
find my iPhone has putten lock on my iCloud
iPhone 11, iOS 17
In case this is about your iPhone having been locked remotely, follow these steps to unlock it again:
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copied from: Use Lost Mode in Find Devices on iCloud.com - Apple Support
Or has this iPhone not been set up with your Apple ID and now the Activation Lock has been enabled?
If so, have a look at the steps in this article: