Up to five grids can be opened at the same time and each appears in a separate tab.
Create a new grid or open an existing grid
Click + to the right of the grid tabs to open a new tab. From here you can select an existing grid or create a new grid.
Click Save grid from the button bar at the top. Enter a name and click the green tick to save.
Click Rename from the button bar at the top. Edit the name and click the green tick to save.
To close a grid, hover your cursor on the tab name for a moment and click the x when it appears. This will delete an unsaved grid. If the grid was previously saved you can open it again by clicking + on the tab bar.