BMW 3 SEDAN 2023 Series Owner's Manual page 101

▷ If the glass sunroof is closed, it opens then
closes again.
▷ If the glass sunroof is open, it first closes,
then opens and closes again.
▷ The sun protection is initialized in the
closed position.
Initialization is complete once the glass sun-
roof and the sun protection have opened then
closed again.
Online Edition for Part no. 01405A8A749 - VI/23
Opening and closing CONTROLS
101