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Easy with Excel and Word! Mastering the art of address printing that anyone can do!

Have you ever had to worry about writing addresses for New Year's cards and summer greeting cards? Writing dozens of cards by hand is a lot of work, but buying specialized software is also a bit expensive.... Everyone has experienced this dilemma at least once. But the truth is, your computer...

2024.09.22

Excel Functions

Forgot Password] How to remove sheet protection Excel (Excel)

I have a "sheet-protected" Excel file that I really need to unprotect, but the person in charge of applying the protection has already left the company or lost the memo, and I don't know the password. In such cases, do I have no choice but to give up? No, you can...

2024.10.29

Excel Functions

How to Extract Data Using the VLOOKUP Function in Excel

Being able to use the VLOOKUP function will expand the range of data handling, and will help you be seen as an intermediate Excel user by beginners. In this article, we will show you how to use the VLOOKUP function, and how to use the INDEX and MATCH functions to compensate for the weaknesses of the VLOOKUP function...

2024.07.04

Excel Functions

What does the error message "#NAME?

Error messages are unavoidable when dealing with Excel, and you may be surprised when they suddenly appear. Here are the meanings and countermeasures for this error message. Meaning of "#NAME?

2024.06.05

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....

2024.11.11

Excel Functions

Macro suddenly stopped working Excel(Excel) Macro(VBA)

I have been experiencing a phenomenon around me where macros suddenly stop working after having been used normally until yesterday. The phenomenon is that I had set up a macro that is activated by double-clicking on a specific cell, but it no longer responds when double-clicked. I went to "Develop..." to check the contents of the macro.

2024.02.26

Excel Macro (VBA)

Insert rows without breaking formulas (using spil) Excel (Excel)

With Microsoft365 and Excel 2021 or later versions, you can insert, delete, and rearrange rows without breaking the formula by using a feature called Spill. In this article, we will show you a specific example...

2024.09.13

Excel Functions

SUMIF and SUMIFS Functions Excel

The SUMIF function can be used to change the contents of the total according to conditions, and the SUMIFS function can be used to specify multiple conditions. The reason why and how to use the SUMIF...

2024.07.04

Excel Functions

How to Disable Automatic Calculation in Excel VBA to Speed Up Your Macros

Learn how to disable automatic calculation in Excel VBA to dramatically speed up your macros. Simple code examples and performance tips included. Boost your Excel automation today!

2025.07.28

Excel Macro (VBA)

Forgot Password? How to Remove Read-Only (Write Protection) in Excel

If you forgot your Excel password, don’t worry! This article explains how to remove write protection easily by simply changing the file extension. Learn how to unlock read-only mode fast.

2025.07.12

Excel Functions