In Lightning Era, toggling back & forth between Lighting and Classic just to access the recycle bin is not user friendly. Recycle Bin Manager allows you to restore your deleted salesforce records in Lightning Experience as well as Salesforce Classic.
We show Salesforce accounts that are linked to Trailblazer.me and have the Manage Billing permission. If your account is missing, check that you connected the account to your Trailblazer.me profile. Then verify that you’ve been assigned the Manage Billing permission in the related org.