You must activate the Alibaba Cloud Elastic Compute Service (ECS) Snapshot service before you can create snapshots.
Billing
You are not charged for activating the ECS Snapshot service. After you create snapshots, you are charged for the snapshots based on their size and storage duration by default. Hourly bills are generated on the hour per region. Keep an eye on your snapshot size and snapshot fees. For more information about snapshot billing, see Snapshots.
Procedure
Log on to the ECS console.
In the left-side navigation pane, choose .
In the Activate Snapshot Service dialog box, read the notes and the Alibaba Cloud Product and Service Agreement (Snapshot), select I have read and agreed to Alibaba Cloud Product and Service Agreement (Snapshot), and then click Activate.