| CPC H04L 9/0891 (2013.01) [G06F 16/27 (2019.01); H04L 9/0816 (2013.01); H04L 9/0838 (2013.01); H04L 9/0894 (2013.01); H04L 67/1095 (2013.01); B60R 25/209 (2013.01); B60R 25/24 (2013.01); H04L 67/55 (2022.05)] | 18 Claims |

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1. A method for synchronizing information, applied to a terminal device, comprising:
acquiring, in response to determining that a digital key name has been changed by a vehicle-side device, a first name of a digital key changed by the vehicle-side device;
changing a digital key name displayed on the terminal device to the first name;
determining a second field configured to indicate the digital key name based on a second name of the digital key changed in response to determining that the digital key name has been changed by the terminal device; and
writing the second field into a designated storage area on the terminal device; wherein the designated storage area is a storage area that supports access of the terminal device and the vehicle-side device.
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