Take down

To remove something from a wall or similar vertical surface to which it is fixed.

"He took down the picture and replaced it with the framed photograph."

To remove something from a hanging position.

"We need to take down the curtains to be cleaned."

To remove something from a website.

"We must take this fake news item down today."

To write down as a note, especially to record something spoken.

"If you have a pen, you can take down my phone number."