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Excel

Optimize your workflow and master the world's most powerful spreadsheet tool. In this section of TecnobitsYou'll find everything from the most basic concepts to advanced Excel tricks to transform complex data into useful and structured information, thus improving your daily productivity.

Learn to implement essential formulas and functionsallowing you to automate repetitive tasks and reduce manual errors. Whether you need to manage budgets, analyze large volumes of data, or create dynamic reports, our step-by-step guides will teach you how to use them. pivot tables and macros efficiently.

Whether you're a student, an entrepreneur, or a data analysis professional, we have what you need here. practical Excel tutorials designed to solve real-world problems. Explore tips on conditional formatting, data validation, and integrating this tool with other software ecosystems to achieve a complete mastery of office automation modern.

How to manage new rows and update pivot tables in Excel

02/11/2026 by Alberto Navarro
Manage new rows and update pivot tables in Excel

Learn how to add new rows and update your pivot tables in Excel. Master data summarization and optimize your reports right now!

Categories Excel, Guides and Tutorials

How to fix the "column not found" error in Power Query

30/10/2026 by Alberto Navarro

Are your columns changing names or disappearing in Power Query? Discover how to fix your data and prevent loading errors for good.

Categories Big Data & Analytics, Excel

Excel formulas not updating with F9: how to fix it

28/10/2026 by Daniel Terrasa
F9 key

Are your Excel formulas not calculating automatically? Discover why F9 isn't working and how to restore automatic calculations in just a few steps. Enter now!

Categories Excel

Excel prints blank pages: how to fix it

28/10/2026 by Alberto Navarro
Excel prints blank pages

Are you getting blank pages in your printer? Discover why Excel is printing blank pages and how to fix it step by step to save paper and ink.

Categories Excel, Troubleshooting

How to open two Excel files with the same name or in separate windows

28/10/2026 by Alberto Navarro
How to open two Excel files with the same name

Tired of switching windows? Learn how to view two Excel files at once, even if they have the same name. Quick and easy tricks here!

Categories Excel, Computing, Tutorials

Excel blocks macros in a downloaded file: how to identify the reason

28/10/2026 by Andrés Leal
Excel blocks macros in a downloaded file

We're going to tell you why Excel blocks macros in a downloaded file and how to identify the reason. The good news…

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Categories Excel, Troubleshooting

How to add more than 24 hours in Google Sheets and Excel

28/10/2026 by Alberto Navarro
How to add more than 24 hours in Google Sheets and Excel

Do your hours reset to zero when you reach 24? Learn the [h]:mm format trick and master night shift calculations in Google Sheets today.

Categories Excel, Guides and Tutorials, Troubleshooting

How to fix the Formula.Firewall error in Power Query

26/10/2026 by Daniel Terrasa
power query

Tired of the Formula.Firewall error in Power Query? Discover why it happens and how to fix it step by step without complications. Enter now!

Categories Excel

Why Excel changes the last digits of your numbers to zeros and how to prevent it

26/10/202626/10/2026 by Alberto Navarro
Excel changes last digits to zeros

Are your long numbers turning into zeros or scientific notation? Find out why this happens and how to fix it so you don't lose critical data.

Categories Excel

Solution to dates that change on their own in Excel

26/10/202626/10/2026 by Alberto Navarro
Dates that change automatically in Excel

Tired of Excel converting your numbers to dates? Discover the ultimate tricks and how to fix the days offset error here.

Categories Excel, Troubleshooting, Tutorials and Guides

How to fix the #OVERFLOW! error in Excel

26/10/202626/10/2026 by Alberto Navarro
#OVERFLOW! in Excel

Discover why the #OVERFLOW! error appears in Excel and learn the definitive tricks to fix it and free up your dynamic arrays.

Categories Excel, Troubleshooting

Google Forms is receiving responses but the spreadsheet is empty

26/10/202624/10/2026 by Cristian Garcia
Google Forms is receiving responses but the spreadsheet remains empty: what to check

Are your Google Forms responses not appearing in your spreadsheet? Find out why this is happening and how to fix it quickly here.

Categories Excel, Google
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