GPS, mobile network tracking, IP, region the device is sold in (us iphones have a block of plastic where everyone else has a sim card slot), apple store region.
Also VPN, fake apple store region. If detected during download/install also RF-shielding to prevent GPS and mobile network (if download, also needs a wifi signal inside the shield to download at all).
Lot of workarounds for lot of possible detections.
GPS, mobile network tracking, IP, region the device is sold in (us iphones have a block of plastic where everyone else has a sim card slot), apple store region.
Lot of possibilities
Possible solution are EU exports to the US then.
Also VPN, fake apple store region. If detected during download/install also RF-shielding to prevent GPS and mobile network (if download, also needs a wifi signal inside the shield to download at all).
Lot of workarounds for lot of possible detections.