I used to set aside time every week to clean my spreadsheets by running helper formulas, scanning for red cells from conditional formatting, and fixing typos that had snuck in over the past few days.

Compare the best data cleaning software in 2026, including top tools for CRM hygiene, data enrichment, enterprise data quality, and cleanup workflows. Bad data does more than clutter a spreadsheet. It ...

Google Documents and Spreadsheets gets a little better with a new data validation option that will keep you and your collaborators from filling in the wrong types of data. Josh Lowensohn joined CNET ...

If you see the error “This value doesn’t match the data validation restrictions defined for this cell” when entering a value in an Excel cell, the solutions ...