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This is called a blind rivet, which can only be taken off destructively, drilled with a pistol, and drilled out one by one.
When installing, the merchant will re-use the new blind rivets.
Again, your door is not wooden? It's plastic.
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The shaft of the hinge should be able to be punched out, find a thicker and stiffer steel nail, open the cover at one end, and it should be able to rush down.
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Use an electric drill, you can drill down with four rivets, just about the drill bit, don't drill into it, you can go in a little bit, and you can pull it down after four of you.
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Drill down with an electric drill and the nail will fall off (with a small drill bit will do).
If this kind of glass is installed on a wooden door, it is generally slotted from the upper part (top surface) and placed directly into it; If it is an alloy or plastic steel door, it may be assembled by fixing the rubber strips on both sides of the connecting frame from the top surface and side screws. >>>More
Of course, you can just change the glass.
Remove the broken glass. >>>More
Let me tell you, you should be able to do the decoration, it's not hard to find. >>>More
Is the black circle of your door a rubber strip? The photos are not very clear. >>>More
Where are you the door is broken, the same city can help you see the bad situation. Hope it helps.