wardrobe
The French word 'garde-robe' stands for 'wardrobe' in English. It is mainly used to refer to a closet or a small room in which clothes are kept. It involves the same usage as in English. For example, we can say 'Je range mes vêtements dans la garde-robe' which translates to 'I store my clothes in the wardrobe'.
I found this notebook in my wardrobe
This phrase is used when the speaker has found something that has been mislaid or forgotten about, stored in their wardrobe. It reflects the use of 'garde-robe' in a concrete, spatial way.
Your wardrobe needs an update
Here, 'garde-robe' is used more conceptually to refer to all the clothes that a person owns or regularly wears. The speaker is suggesting that these clothes are out of fashion or unsuitable in some way and should be replaced.
She always puts her clothes away in the wardrobe
This sentence indicates a regular habit or behaviour of a person carefully keeping their clothes in a wardrobe. It uses 'garde-robe' to connote a specific piece of furniture in which clothes are stored.