If you are trying to write a number in Excel or Google Sheets that starts with zero (0), you may not do that due to the default settings. In that case, you should follow this tutorial to enter zero ...

Sometimes when I’m working with an Excel worksheet and I want a cell to look a certain way, I run into what appears to be a limitation in the program. It might be trying to enter product numbers with ...

Data validation in Excel lets you restrict what can be entered into a cell, whether whole numbers, decimals, dates, or a certain number of characters. However, one of the most powerful capabilities of ...

Product IDs, serial numbers and other reference numbers require a unique identifier to avoid confusion when referencing a product or specific data point. Although you can manually enter unique numbers ...

In Excel, custom input or error messages explain the rules for each field to prevent data-entry errors. Imagine, for instance, that it’s your job to create ...

What is a Custom Template? When you work with Excel, you often find yourself performing the same tasks repeatedly. This is where creating custom templates can be a catalyst. By learning how to create ...