Every year, before the clocks change, I move the furniture. Not because anything is wrong with where it is. Because a room I have stopped noticing is a room I have stopped enjoying, and shifting one thing makes me look at all of it again.
It hits hard, and what I have learned is that being ready for it does more than trying to climb out once it has already arrived. So the reset gets done in October, while doing things is still easy.
If that is you too, this is what I change and the order I change it in. It works the same whether your desk is in your house or in an office.
Move something first. It is free.
Before buying anything: turn the desk. Face a different wall, or the window, or away from it. Swap which side the lamp sits on. The point is not that the new arrangement is better — often it is not. The point is that you see the room again for about a fortnight, and a fortnight of noticing is worth more than most purchases.
In an office, the same trick is smaller: clear the surface completely, then put back only what earns its place. What does not go back tells you something.
Then light, because light is the whole problem
The thing that changes in winter is not really the temperature. It is that the afternoon ends at four. Overhead light does not fix that; it just makes a bright ceiling. What helps is light at desk height, warm, and on early — before it gets dark rather than after.
Set it out in October. The month you need it most is the month you will not feel like unpacking anything.
Then the warm layer
Two things, and neither is clever. A blanket that lives on the chair rather than in a cupboard, because a blanket you have to go and fetch is one you will not fetch. And a candle, which does nothing for a photograph and a surprising amount for a room.
And one thing that is just silly
This is the part I would have skipped a few years ago. A desk you have made slightly ridiculous is a desk you do not mind sitting at, and on the bad days that matters more than whether the arrangement is tasteful.
The order, and why it is that order
Move something. Then light. Then warmth. Then one unserious thing. Every step is cheaper and easier than the one after it, and if you stop after the first you have still done the part that costs nothing.
Do it while it is still light at six. That is the whole trick, and it is the only bit of this I would argue with anyone about.