**To delete known host keys from an instance** The following ``delete-known-host-keys`` example deletes the known host key from the specified instance. :: aws lightsail delete-known-host-keys \ --instance-name Instance-1 Output:: { "operations": [ { "id": "c61afe9c-45a4-41e6-a97e-d212364da3f5", "resourceName": "Instance-1", "resourceType": "Instance", "createdAt": 1569874760.201, "location": { "availabilityZone": "us-west-2a", "regionName": "us-west-2" }, "isTerminal": true, "operationType": "DeleteKnownHostKeys", "status": "Succeeded", "statusChangedAt": 1569874760.201 } ] } For more information, see `Troubleshooting connection issues with the Amazon Lightsail browser-based SSH or RDP client <https://lightsail.aws.amazon.com/ls/docs/en_us/articles/amazon-lightsail-troubleshooting-browser-based-ssh-rdp-client-connection>`__ in the *Lightsail Dev Guide*.