Available from version 4.8.0
This tool is linked to the "Request Solr" right available in the Administration group.
The Solr query tool is available in the Operations tab, under the Advanced tools group.
When the query window is launched, the Core selected is automatically "default".
The drop-down list allows 3 choices according to your needs:
The Format button to the right of the drop-down list, shown here in an orange box, is used to format the query.
Once the query has been launched, the results are displayed on the right.