Take action on your pending approvals by clicking My Pending Approvals
in the header. The number of pending approvals is displayed over the icon. When the icon is clicked, a slide-out is displayed with a list of pending approvals categorized module-wise, including the approvals you have delegated.

Click Take Action on the approval card and click Approve or Reject as required. Enter comments, if needed. The approval action is applied immediately.
The comments are captured under Approval Comments in the corresponding request details page. SDAdmins can mandate approval comments.

Delegate your approvals by assigning a user to act on them on your behalf.
Based on delegation settings, you can delegate approvals, revoke delegation, and act on approvals you have delegated
To delegate an approval,
.
To cancel the delegation, click Revoke Delegation.

You can also delegate approvals and revoke delegation from the Approvals tab on the <module> details page.
and remove
it from the pane. You can still access removed approvals from the Approvals tab on the <module> details page. 