Her stomach keeps the old time, so meet it halfway
When the clocks move, your dog's expectations do not. Hunger, needing the toilet, and expecting the morning walk are all timed by light, habit and an empty stomach, none of which read the kitchen clock. A sudden full-hour jump asks her to wait an extra hour for breakfast in one direction, or wakes her an hour early in the other, and both produce the same result: a dog pestering, whining or having accidents while the household insists it is not time yet. Treat the week around the change as a slide, not a switch. Moving each anchor by a small step each day is barely noticeable to her and lands everyone on the new time without a battle.
Slide the anchors in the right order
Start with the meal she cares about most, usually breakfast, and shift it first, then the morning walk attached to it, then evening meals and the last toilet trip. Keep everything else identical — the same bowl spot, the same lead routine, the same words — so time is the only thing changing. In the autumn direction, where she will feel meals are late, a small handful of her normal food or a puzzle toy at the old time can bridge the final stretch without creating a new full meal. In the spring direction, where she may not be ready to eat or go out, keep offerings calm and brief and let appetite catch up over a few mornings rather than coaxing and fussing.
Protect sleep at both ends of the day
The change usually shows up first at night and dawn. If she wakes at the old time, take her out quietly for a toilet break without turning it into the start of the day — low light, few words, straight back to bed — so waking early earns nothing exciting. Shift bedtime by the same small steps as meals, and keep the evening wind-down in its usual order: last walk, water, settle. Puppies, older dogs and any dog whose bladder is marginal will need the slide to be gentler, with an extra late toilet trip for the first few nights, because an hour is a long time to a small or ageing bladder regardless of what the clock claims.
Get the whole household onto one clock
More routines are wrecked by people than by dogs at this time of year: one person feeds at the new time, another, feeling sorry for a hopeful face, feeds again at the old. Agree the stepped times in advance, write them where everyone can see them, and mark each feed and walk as done so there are no well-meaning duplicates. If she is still waking the house or begging hard after a week of gradual steps, or her appetite and toilet habits change in ways that do not fit the clock story, check in with your vet rather than blaming the season. KinsLe Care Teams holds the stepped feeding and walking times as shared duties with a timestamp on each completed task, so the whole household slides her day together and nobody double-feeds her out of sympathy.