Checked Boxes

I have a list of checked boxes on a website,  How Can I unchecked all boxes and check specific box?

Example  (I just want to select Code and Created at boxes.)

Id Retailer State Code Oope pin Created at Updated at Device status key

My Code:

$link = $doc.getElementsByTagName('input') | Where-Object {$_.Type -eq 'checkbox' }

Please help.

Thanks.