Now if you want to insert multiple rows/columns, here is what you have to do. Select as many rows as you want to insert and then do a right click on the selected row headers and click on the Insert Row Above / Below options. Follow the same approach to insert multiple columns. Instead of the right click menu, you can also use the 'Insert' menu icon available on the toolbar.

Below is a short video demonstrating how to insert multiple rows or columns in Zoho Sheet. Notice that when you insert rows/columns, the new rows/columns will automatically take the format of the preceding row/column.