A good place to concentrate is less about an ideal picture and more about what happens when you sit down.
Some rooms are beautiful in photographs and tiring in practice. Light falls directly onto a screen, a chair looks elegant but offers little support, and the things you reach for most often are stored just a little too far away. There is no single correct arrangement. The room needs to fit the work.
Start with a small observation: where does your attention go when you are trying to focus? Toward a bright reflection? A crowded shelf? The sounds outside the window? These are clues that may be more useful than a new piece of furniture.
Let the light do some of the work
Daylight gives a room movement. It changes throughout the day, and that variation can be welcome, provided it does not become glare. Moving a desk a little to the side of a window can make a remarkable difference. A reading lamp helps when the afternoon gives way to evening.
There is value in uneven light. We do not have to illuminate every corner equally. A focused pool of light on a notebook can make the rest of the room feel quieter, even when nothing else changes.
Give useful things an obvious home
A crowded work surface is not necessarily a bad one. Some people think best with notes and materials spread around them. But a few objects that always return to the same place make it easier to begin: a pen, a charging cable, a glass of water, the book currently open.
A room is working well when it asks for less attention than the task inside it.
Try changing one thing at a time. Turn the desk ninety degrees. Move the lamp. Remove the item that is always in the way. Live with the change for a few days before doing more. The goal is not a finished photograph of a workspace, but a place that continues to feel useful.
Eventually, the most successful arrangement may be the one you stop noticing. You enter, put down your cup and begin.