In some cases, a consumer group may not consume for a long time before consuming again. You can delete it, so that when the consumers in it establish a connection again, the offset will be reset, and consumption will start from the beginning.
Deleting a consumer group
Only empty consumer groups with a broker version not below v1.1.1 can be deleted.
2. Click Instance List on the left sidebar and then the ID/Name of your instance to enter the instance details page.
3. On the instance details page, click Delete in the Operation column of the consumer group to be deleted.
Deleting a subscription to an associated topic
If the status of a consumer group is Empty, the subscriptions of a topic associated with it can be deleted.
On the Consumer Group list page, click the icon next to the subscription to be deleted and click OK to delete it.