I don't see your place as having a specific problem needing to be fixed. It's nice. Is there an area that is bothering you?

Perfect is the enemy of good, the saying goes. Leave the home alone and upgrade the landscaping as littlebug suggests. If you want to enhance anything, consider adding a pergola to the outdoor living area.

Mostly, the trees and shrubs just need to grow to maturity (which takes time). I would probably remove the shutters. If budget and structural requirements allow, I would move the center column on the entry porch to one side and add another on the other side, to make a double-columned portico open in the center. Then make a broad step up to the porch (the width of the opening), and replace the narrow walkway with a generous, gently curving one with gardens on both sides. Something like this?

A pergola is a good suggestion for the back, with broader beds and trees where you need them for shade.

Shutters--whether true, operable shutters or their permanently-affixed look-alikes should be sized to cover the entire window when closed. The shutters on the twin windows don't meet that criterion.

What jumps out at me is the landscaping ( or lack) & those dinky shutters & light fixtures flanking the garage doors. Can you pop out the plastic ( I assume ) inserts in the garage door windows? That’s what I was able to do at my previous home.