A Google Sheets spreadsheet can have up to 5 million cells. Fortunately, very few need to be this big, but knowing how to navigate through a spreadsheet is another critical Sheets topic you'll need to know before you can master Sheets. This lesson explains the most common ways to navigate a Sheets spreadsheet.
The Keyboard: Move the cell pointer using your keyboard's arrow keys.
To help you know where you are in a spreadsheet, Sheets displays row headings, identified by numbers, on the left side of the worksheet, and column headings, identified by letters, at the top of the spreadsheet. Each cell in a spreadsheet has its own cell address made from its column letter and row number such as cell A1, A2, B1, B2, etc.