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Excel: Color Cells When Input Doesn’t Match Dropdown List

In this article, you'll learn how to use conditional formatting in Excel to automatically change cell colors when a value entered doesn't match the dropdown list. If you've been struggling with errors during data aggregation using the VLOOKUP function, you're not alone. Fortunately, combining the MATCH and ISNA functions offers a simple and effective solution.

2025.06.11

Excel Functions

3 Easy Ways to Hide or Show Zero Values in Excel: Simple Formatting Tips

As shown in the figure below, when "A1" cell contains 150 and "A2" cell also contains the same number, 150, the calculation result of "=A1-A2" is "0" zero. There are three ways to avoid displaying numbers when the result of the calculation is "0" zero. The result of the calculation is "0" zero...

2024.10.29

Excel Functions

How to display time in 15-minute increments (CEILING and FLOOR functions) Excel

In the last issue, we introduced how to use the TIME function to display the time in 15-minute increments, 30-minute increments, etc. (TIME function) Excel pointed out that it would be easier to use the CEILING and FLOOR functions...

2024.06.18

Excel Functions

How to Fix Missing Sheets in Excel (Step-by-Step Guide)

This article explains how to solve the sheet heading hiding problem in Excel from the options settings. Have you ever had trouble finding a sheet in a file created by someone else? This article is written by the author, who has experience in supporting Excel operations.

2025.06.06

Excel Functions

How to Use Wavy Lines to Crop or Skip Part of an Image in Excel

Master the wavy line technique to compress images in Excel! Step-by-step tutorial showing how to create professional image breaks and save space in your spreadsheets and presentations.

2025.08.07

Excel Functions

"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...

2024.05.28

Excel Macro (VBA)

How to Disable the Copilot Icon in Excel (4 Simple Ways)

最近Excelで上図のような「Copilot」マークが表示されるようになった方も多くなってきているのではないでしょうか。便利な機能もたくさんあるCopilotですが、セルを選択すると常に出てくるというのはさすがに邪魔な時もあります。そこで今...

2025.07.12

Excel Functions

How to display file extensions [Windows 11].

For the beginning computer user, there may be little trouble with file extensions not being displayed. However, once you have started to tinker with computers to some extent, there are situations where you may need to change the file extension or process a file differently depending on its extension, so this...

2024.10.08

Windows

How to Instantly Convert Address Numbers to Kanji Using SUBSTITUTE in Excel.

When printing addresses on envelopes using the address list of a New Year's card or a customer list, for example, horizontal envelopes are written in arithmetic (Arabic) numerals such as "1, 2, 3", while vertical envelopes must be written in Chinese numerals such as "1, 2, 3". Substitute the numbers...

2024.09.20

Excel Functions

Find Out Which Version of Excel You’re Using – Quick Steps

The functions and functions that can be used may change depending on the version of Excel. You should be able to check if your version is supported when errors or problems occur, so we will show you how to check your Excel version in this issue. Acau...

2024.06.05

Excel Functions