Ducati Scrambler 1100 Pro 2020 Owner's Manual page 210

Should it prove difficult to perform the adjustment
because the rear-view mirror is hard to move, it is
possible to work on the relevant articulated joint.
To perform this adjustment it is possible to remove
the rubber cap (1) by sliding it downwards.
Then slide out the cover (3).
1
Fig 187
3
Fig 188
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