By default, AirDrop is set to allow incoming connection requests from Contacts Only, but that setting can be changed to Everyone–popular among protesters and teens alike. Starting with iOS 16.

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1, users in China will find that the “Everyone” option has changed to “Everyone for 10 minutes. ” Apple won’t admit why this change is being made in China, but the peer-to-peer nature of AirDrop has made it popular for spreading anti-government protest material, and hopping into your settings every 10 minutes to re-enable the ability to receive AirDrop from strangers makes it a lot less useful for that.
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