To retrieve or manage your serial number, you should use the official Acronis Account Portal . Where to Find Your Serial Number
Depending on how you acquired the software, your serial number can be found in several locations: Online Purchase: A confirmation email is sent from CleverBridge acronis true image 2021 serial number link
If you still cannot locate your key, you can use the Acronis Email Reminder tool or contact Acronis Customer Support with proof of purchase. To retrieve or manage your serial number, you