• Alt + w focuses the widget

Actions applied on Grid header

• Enter sort by the column
• Alt + Down opens the filter menu
• Esc closes the filter menu
• Tab navigates through the elements in the filter menu(default browser behavior)
• Shift + Tab same as Tab, but in reverse order

Actions applied on Grid data table

• Arrow Keys to navigate over the cells
• Enter on group row will toggle expand/collapse
• Page Up pages on previouse page
• Page Down pages on next page
• Space selects currently highlighted cell
• Ctrl + Space same as Space, but perists previously selected cells(only for selection mode "multiple")