Excel Macro (VBA) "How to Create Your First Excel Macro (Beginner’s VBA Guide)
To write a VBA, you start with the "Development" tab, which is not present by default. Click on the File tab, then click on the option...
Excel Macro (VBA) 
Excel Functions How to apply mosaic (blur) Excel
When you are preparing a document or manual for external publication, you may need to refer to a web site or a screen where non-public information is visible. In such a case, you would like to put a mosaic like this on the non-public part. We will explain this method in detail in this issue...
Excel Functions How to Use Excel (Excel) Pull-Downs (Drop-Downs): How to Streamline Data Entry in a Few Simple Steps
By selecting items from pull-down menus instead of entering them freely, you can save time and effort in entering data, and you can also improve the reliability of data by preventing distortions in the notation. Preventing distortions in the notation allows the same data to be recognized as the same when tabulating data, so it can be used in Excel....
Excel Functions The two reasons for garbled csv files and how to fix them [Thorough explanation by an Excel master] Windows version.
"Huh? What is this?" Have you ever opened a CSV file in Excel only to find that the text in the file is a series of unintelligible symbols? Yes, you are now facing a troublesome problem called "garbled characters," which is a common problem that many people suffer from...
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