I am a Dropbox Sign Standard trail plan. I have 2 questions:
1. In your document, We can replace signers in pending signature requests on Dropbox Sign Standard plan. But I don't see this feature
https://faq.hellosign.com/hc/en-us/articles/12358679715597-How-to-replace-signers-in-pending-signature-requests?www_referrer=https%3A%2F%2Ffaq.hellosign.com%2Fhc%2Fen-us%2Farticles%2F360056581532-Qualified-electronic-signatures
2. I sent a signature requests. But I want cancel it, but don't see the feature (on admin and user).