Commented Unassigned: Not able to select all row of Datagrid [20736]

Can't able to select all row by Ctrl+A ,there are some rows which are missing from selection when i press Ctrl+A in datagrid.
Any suggestion
Comments: ** Comment from web user: ashu_avni **

Is there any option not to change in core control(DataGrid) and handle this issue as per MVVM approach?