Google Sheets Intermediate Tutorials

How to Use Custom Data Validation Formula in Google Sheets

ExcelInsider Team August 28, 2025

Data validation in Google Sheets is a very important skill. For example, you are making a sheet where users will insert business email addresses, but some people are writing without “@” or adding ...

Google Sheets Intermediate Tutorials

How to Use Data Validation Based on Another Cell in Google Sheets

ExcelInsider Team August 28, 2025

In many real-world cases, you might not want people to type anything into a spreadsheet freely. You want to limit what users can enter based on conditions, and often, those conditions depend on ...