Steps to Combine Multiple Excel Files Using Power Query

IntroductionIt is the night before the monthly sales report is due. There are five Excel files for different branches in a ...
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How to merge files and tables in Excel using Power Query

If you spend Mondays copying data from email attachments into a "Master" sheet, you're not working in Excel—you're doing manual labor. Power Query fixes that. Master these three core data ...

Data disappeared without errors when combining CSVs in a folder using Power Query—9 pitfalls and inspection methods tested with dummy data

Many people use Power Query's "From Folder" feature to import monthly CSV files. While convenient, it can sometimes cause ...
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Microsoft Power BI Insights: Power Query merge performance; Desktop features; Small multiples

Chris Webb shared a two part article on optimizing the performance of Power Query merges. Known as joining in SQL, merging in Power Query can result in performance issues when refreshing. Using a CSV ...
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This Excel workflow turned my PowerPoint presentation into a live report

A quick refresh turns a folder of weekly reports into an updated PowerPoint slide.