Is it possible to 'expand all' in a Management Report as can be done in Financial Reporting?

Summary:

Is it possible to Expand All in HTML view so that all rows and columns are expanded at once without having to click into each line individually in Management Reporting?

Content (required):

We have a client who has created a Financial Report that can be expanded to show all accounts in Rows and all entities in columns. They run it in HTML Preview, select the 'Expand All' option so that all rows and columns are expanded, and then Export it to Excel to view there. We have tried to move this report into MR but do not appear to have the same option to expand all there all at once? We are aware that we can expand to all descendants by row, but the accounts are not set