Do not treat all noise the same
Morning calls, evening calls, contact calls, alarm calls, flock chatter, play noise, and attention screaming need different answers. Track time, trigger, room activity, and what people did afterward.
Updated
Bird behavior
The first step is knowing what kind of noise you are hearing.
Birds are vocal animals. You cannot train a bird into silence, but you can improve sleep, routine, enrichment, and how the household responds to loud patterns.

Morning calls, evening calls, contact calls, alarm calls, flock chatter, play noise, and attention screaming need different answers. Track time, trigger, room activity, and what people did afterward.
A bird may call when people leave the room. Teach a calmer return sound, answer briefly before the bird is frantic, and reward the quieter version when it appears.
Windows, outdoor birds, dogs, cats, sudden shadows, appliances, visitors, or a moved object can set off alarm calls. Check the room before assuming the bird is being dramatic.
If people appear, shout, uncover the cage, offer treats, or start a conversation only after screaming, the bird may learn that screaming works. Reward quiet moments and useful calls before the volume spikes.
Overtired birds and underworked birds are louder and harder to help. Protect a dark, quiet sleep routine and give safe chewing, foraging, bathing, movement, and social time during the day.
If the bird's voice changes suddenly, breathing sounds different, the bird is quiet when normally vocal, or noise comes with fluffed posture or appetite change, call an avian vet.
Use supplies as structure, not shortcuts. The goal is to make calm choices easier for the bird.
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Turns part of the meal into a simple job instead of a full bowl of boredom.

Plain bird-safe chewing work gives busy beaks something useful to do.

Tracks food, weight, sleep, droppings, behavior, and vet questions in one place.

Gives short trust-building sessions a low, predictable place to happen.
No bird is silent. The realistic goal is fewer problem patterns, better routine, and a home that can handle the species' normal voice.
Do not use covering as punishment. A proper sleep routine is useful; covering in the middle of the day can make fear and confusion worse.
That may be a contact call. Teach a softer answer, return before the bird is frantic when possible, and reward calmer sounds.