You can use this to rename the group or change its description.

To do this, select the action menu button > then choose Properties.

To do this, select the action menu button > then choose Move to top level.

If a group is nested within 1 or more groups, you can quickly move it to the top level.

Select the item you want to move it to > then select Save.

To do this, select the action menu button > then choose Move to group….

We are working on adding support for deleting groups that include queries. Note: At this stage, delete is supported for empty groups only.

To do this, select the action menu button > then choose Delete group.

Enter the new name, then press anywhere to save changes.

To do this, select the action menu button > then choose Rename.

Note: This action will only delete the group, not the queries in this group

To do this, select the action menu button > then choose Ungroup.

If you want to reorganize your queries and take them out of the group, you can use this operation.

Note: Refresh will work for supported data sources only.

To do this, select the action menu button > then choose Refresh.

If the group contains queries, you can refresh all of them at once, the same way you can refresh individual queries.

Note: You can Expand or Collapse any group by using the arrow next to the group name

You will see the result of the respective action in the Queries pane.

Select the top-level button > then choose Expand all/Collapse all.

Note: Until you move queries into groups, all queries will be listed under the “Other queries” group

You will see the new group was created:.

If you like, you can also enter a description. Select the top-level button > then choose New group.To begin, open the Queries Pane, select the Data tab > then choose Queries You can now perform various operations on Power Query groups to better organize your queries and easily consume the data on the queries pane. This new functionality is available on Excel for the Web to all Office 365 Subscribers with Business or Enterprise plans.

How to get power query in excel online