Bold is a temperament, not a problem
Some kittens arrive in the world already convinced that every room, lap and dinner plate is theirs. That boldness will make her a confident, adaptable adult if it is guided, and a household tyrant if every push succeeds. The goal of manners work is not a timid kitten; it is a kitten who has learned that calm behaviour opens doors faster than charging does. Start by accepting her energy as a given and budgeting for it: a bold kitten needs more play, more climbing and more novelty than a placid littermate, and many manners problems shrink on their own once that budget is actually being met every day.
Tire the body, then teach the pause
Settle training only works on a kitten whose energy has somewhere to go first, so schedule a vigorous wand-toy session before practising calm. Then place a mat or bed in a room where the family spends time, lure her onto it, and reward her for arriving, then for sitting, then for the first brief lie-down. Keep early sessions under a minute and release her before she boils over. Over days, stretch the quiet intervals between treats. This mat becomes her station for flashpoints she currently handles badly, such as family mealtimes or visitors arriving, giving her a job to do instead of a list of things not to do.
Redirect urges instead of just blocking them
Each pushy behaviour has an allowed twin. Launching at ankles becomes chasing a toy dragged along the floor. Stealing food becomes a puzzle feeder that makes her work for part of her meal legally. Shoulder-height ambushes on the resident cat become a climbing tower placed where the action is, with treats appearing there regularly. When you redirect, do it early, at the first intent look or crouch, rather than after contact, because interrupting a kitten already mid-pounce mostly teaches her to pounce from further away. And when teeth or claws do land on skin, stop the game for half a minute without drama; the pause is information she can use.
Reward the behaviour you want to see again
Bold kittens receive attention mainly when they are outrageous, which accidentally pays the outrage. Flip the ratio by noticing and rewarding the quiet choices: four feet on the floor while you prepare food, watching the other cat without chasing, settling on the mat unprompted, walking past a dangling sleeve. A treat or a calm stroke delivered in those moments teaches faster than any correction, because the kitten can repeat a rewarded behaviour deliberately, while a punished one merely goes underground. Keep treats where the flashpoints happen, in a pocket or a pot by the table, so good timing is actually possible.
Boundaries everyone enforces the same way
Calm manners collapse if one person secretly enjoys the kitten's ambushes and encourages them. Agree the redirects, the mat routine and the pause rule as household policy for this phase, and log who has done the day's play and practice so sessions are neither doubled nor skipped. If the boldness tips into genuine aggression, repeated unprovoked attacks on another pet, or behaviour that frightens children despite consistent work, bring it up at a veterinary visit so pain and other causes can be considered. KinsLe Care Teams makes that shared policy practical, assigning the play sessions and settle practice to named family members and stamping each one complete.