Minecraft just opens weird?

Does one know what this could be?

Can you do a big picture, maybe it's because of it (although I strongly doubt it)

No, unfortunately, it does not spit it off completely…

Since when do you have the problem? And did it go before?

No idea wanted to open it again and suddenly it looks like…

Have the same problem with Steam and Geforce Experience

Then it's not just Minecraft, have you restarted the PC?

At the top of the white bar of the minecraft window (there's also Minecraft launcher) you make a right click and click on restore. Now it should work.