# Instance Overview

Click on the corresponding instance "Details" button to view the instance overview, topic management, group management, message query, producer query, dead-letter queue, token management and operation log.

The overview page includes basic information, configuration information, public and private keys, payment information, and monitoring information.

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* Basic information: includes instance resources, access address and network information.
* Configuration information: includes instance package version, network mode, instance specification, message storage information, etc.
* Public and private keys: User SDK access authentication information, has been migrated to [Token Management page](/docs/rocketmq/guide/token).
* Payment information: Instance billing information, if it is expired, please renew it as soon as possible.
* Monitoring information: includes monitoring information of various dimensions such as instance, Topic, and Group.