How long will the recordings of online sessions be available for viewing? ATD KB Admin Updated February 08, 2017 16:21 Follow Recordings are available for eight weeks (56 days) after the online program ends. Related articles I missed several sessions of my online certificate program. Can I still receive my certificate? Is ATD accredited? Who should attend ATD Certificate Programs? I recently attended an ATD certificate program; when can I expect to receive my certificate? Can I have my certificate mailed to me?