You shut the laptop, but part of you is still in the meeting. A question you meant to answer, a decision that needs another look, tomorrow's calendar: they all follow you into the kitchen and right up to bed. You may be home, but your attention has not quite made it there yet.
That is a familiar end to a workday, especially when the day has no clear closing moment. A commute used to create a natural gap. Now the last call can end seconds before you start dinner, answer a family text, or open one more document. It is easy to expect yourself to change gears instantly, then feel frustrated when your mind keeps returning to work.

Give the day a visible ending
Instead of asking your mind to go blank, give the workday a simple final step. Try a five-minute "closing shift." Write down the one task you need to remember tomorrow. Put away one object that signals work. Then do something physical that belongs to the evening: wash your face, change clothes, step outside for fresh air, or make tea.

Keep the list short. The point is to capture the thought, not to turn your evening into a second planning session. If a task needs more than a few words, write the next action rather than solving the whole problem: "review budget with Maya" is enough. Close the notebook when you are done.
Make the transition fit your actual life
Some evenings will have room for a walk; others will not. A useful routine should still work when dinner is late, the house is noisy, or you have only a few minutes between responsibilities. Choose a cue you can repeat in the life you already have. If changing clothes is the reliable moment, let that be the signal. If you work at a kitchen table, clearing one corner may help mark the shift.

You can also name what is unfinished without taking it to bed. "That decision is still open, and I know what I will do next" is different from trying to finish it in your head. The next step has a place tomorrow; tonight does not need to carry it.
Rest often begins before bedtime: it begins when the day is allowed to end.
The goal is not a perfect wind-down or an evening without thoughts about work. It is a repeatable signal that says nothing else has to happen right now. Start with one small action tonight, and notice whether the next part of the evening feels a little more like yours.
Research note
A brief written "closing shift" is consistent with experimental work on bedtime to-do lists, which found that writing a specific next-day list can help people disengage from unfinished tasks. The study is Scullin et al. (2018), "The effects of bedtime writing on sleep onset," in the Journal of Experimental Psychology: General — see doi.org/10.1037/xge0000374.