For instructions on buckets, see Basic Concepts. You can log in to the COS console and create buckets on the bucket list page:
Directions
- Log in to the COS console.
- In the left navigation tree, click Bucket List, and go to the bucket list page.
- Click Create Bucket.

- Fill in the bucket name, region, and other information and click OK.
We recommend that you select an available region that is close to your users. The default access permission is Private Read/Write.