How to increase / decrease row height in Google Docs Spreadsheet?
Adjust the row height using the below steps.
Increase the row height:
Step 1: Select the row number in row header.
Step 2: Move the mouse to the bottom of the selected row number in row header. A double-headed arrow will display, just drag the arrow down to increase the height.
Decrease the row height:
Step 1: Select the row number in row header to decrease the height.
Step 2: A double-headed arrow will display, just drag the arrow towards top to decrease the height of the selected cell.