This works automatically.

This has to be done manually by going to the menu and activating/deactivating daylight saving time.

As I have already told you, the radio in question was not intended for myself, but was a gift for a young man. Digitec can certainly answer this question. Thank you for your understanding.

Hello
The time is automatically adjusted via the radio. Whether you have to switch on the radio
I have not checked whether you have to switch on the radio separately.