Start by understanding what a bed offers her
Your dog is not climbing onto beds to defy you. A bed is the most comfortable object in the house by her measures: soft enough for elderly joints and bony elbows, raised off cold floors and draughts, and saturated with the smell of the people she loves most. Any plan that only removes access, without competing on comfort, height and scent, asks her to accept a worse life — and she will keep testing the better option whenever a door is open. The workable goal is narrower and fairer: beds become unavailable, while places that are nearly as good become unmistakably hers.
Make her own places genuinely competitive
Give her a bed that matches what she is giving up: a thick mattress-style dog bed, not a thin pad, with a bolster edge she can rest her chin on, placed in the rooms where the family spends its evenings — beside the sofa, not in a hallway. Add a worn item of your clothing, refreshed every few days, so the bed carries your scent the way yours does. For the bedroom itself, if the family enjoys her company at night, put that good bed on the floor beside yours so she is included in the room's social life while the mattress stays human territory. Dogs who are exiled from the room entirely push at the door; dogs with a prime spot inside it usually accept the arrangement.
Teach the swap before you enforce the ban
Spend a few days making her bed pay: every time she settles on it by choice, calm praise and an occasional high-value treat delivered to the bed, so choosing it becomes a rewarding habit rather than a consolation. Practise a cheerful 'off' and redirect for furniture generally, using a lead indoors if needed, rewarding the moment all four feet reach the floor and she turns toward her own bed. Only once her bed has real value do you enforce the rule absolutely — because now 'off' points her toward something good, not toward nothing. Enforcement without that groundwork is just a lifetime of lifting a dog off duvets.
Consistency is the rule, management is the backup
Every exception resets the lesson, and the exception most likely to happen is a family member who enjoys her company on the bed in the morning, or a child who invites her up when nobody is watching. Agree the rule as a household, including what guests are told, and be honest that the dog cannot learn 'sometimes, with some people.' While the new habit beds in, close bedroom doors or use a gate when beds are unoccupied — not as the long-term solution, but to stop rehearsals of the old behaviour when nobody is there to redirect her. Each unattended hour on your bed is an hour of self-reward that your evening training must then outbid.
Special cases: the older dog and the new arrival
An older dog who has slept on beds for years, or one whose joints make floor-level rest painful, deserves extra thought before the rule changes: a raised, orthopaedic-style bed of her own, close to yours, and a vet check if she seems stiff, reluctant to settle low, or restless at night, since pain changes sleeping preferences. For a newly arrived dog, start the household's real rule from the first night rather than allowing beds 'until she settles' — unlearning a comfort is far harder than learning the household's actual geography from the beginning, and kindness in week one becomes the problem in month three.
One household, one version of where she sleeps
This rule survives only if everyone — partner, children, the grandparent who visits weekly — rewards the same bed and enforces the same boundary, and that consistency is easier when the rule is agreed out loud as a household rather than remembered differently by each person. Her profile can be shared with relatives you select in KinsLe Family Sharing, giving a grandparent who visits each week a look at the dog whose bolster bed sits beside the sofa.