How to take down fake account pretending to be my business?

how to take down fake accounts pretending to be my business?
some people are opening fake accounts pretending to be my business, how to take them down?
they copy/paste all my content including the logo

You should report those fake accounts. Check out these pages for more info:
https://help.instagram.com/contact/636276399721841
https://help.instagram.com/535503073130320

You can do it via the IG app, click on the three dots on the profile, then select Report > It’s Pretending to Be Someone Else
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After that, it’ll let you specify who is it pretending to be.