Cannot save CP page edits with webdav client (403 error)

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I recently got a new computer, so you'd think things would be great, but upon reinstalling Cyberduck, and even attempting winscp, I can connect to the server for my customer portal, but upon saving an edited page, get a 403 error. Yes, I have the CP Promote, CP Edit, and CP Stage permissions on my profile. Any other issues I'm not thinking of that would allow this 403 error to pop up in both Cyberduck and winscp, after connecting to the folders and opening the pages to edit (only on save attempts). And yes, this worked just fine on my