It’s hard to say why a particular Excel workbook file becomes so slow that it’s unbearable to use. Here are three common culprits and what you can do about them.

How to export Apple Numbers files as Microsoft Excel spreadsheets If you’ve been working in Numbers and will eventually return to Excel, you can export your spreadsheet as an Excel file.

Need to extract data from PDF files into a spreadsheet so you can analyze it? Find out how seven PDF to Excel conversion tools fared in head-to-head tests with increasingly complex data sources.