1). Can I send email(notification email) to all the candidates who are selected in any hiring step from TP?
Yes, you can select the candidates, by applying filter and can draft an email as required and can send an email
2). Can I send rejection email from Talentpool to the rejected candidates.
Yes, you can draft an email and sent to all the rejected candidates from Talentpool.
Please find the image below, for the above description:
The selected candidates will be listed in recipients tab, you can draft email depending on the scenario, you can also add any files/forms as an attachment and hit the SEND button.