Excel Functions 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...
Excel Functions 
Excel Functions Excel RIGHT and LEFT functions to extract a specific number of characters from the right or left of a string
I want to display only the four characters from the right of the data entered in a cell, or I want to display the rest of the data without displaying the left few characters. Conversely, I want to display only 4 characters from the left of the data entered in a cell, or I want to display the rest of the data without displaying the few characters on the right. Thus...
Excel Functions Automatically create invoices from sales invoices1 Excel (Excel)
There are many useful software systems that automatically output invoices as you record sales data if you pay for them, but many people are unable to install software because they "don't have enough money to pay for it" or "management won't allow it" and are making each invoice by hand...
Excel Macro (VBA) How to use the property of variable type "Workbook" Excel (Excel) Macro (VBA)
You can read more about how to use the variable type "Workbook" in this blog. How to use the variable type "Workbook" Excel(Excel)Macro(VBA)Here we will explain the "Workbook" property in a little more detail.Wo...
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.
Excel Functions How to use the Spill function Excel (Excel)
I had neglected the "spill" feature implemented in Microsoft365 and Excel2021 for a while because I didn't really understand it, but when I tried it, I found it to be very useful. I found it to be very useful. Moreover, I thought that I could do a lot of things by applying this function...
Windows 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...
Excel Macro (VBA) How to Clear Sheet Data with Excel VBA: Simple Macro Tutorial for Beginners
Tired of manually deleting large amounts of Excel data? This article explains how to delete sheet data using VBA macros with ClearContents, Clear, and Delete—completing the task in seconds.
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...
Excel Functions Excel to allow entry of items not in the pull-down (drop-down) list
When using the pull-down entry function in Excel with the default settings, if you try to enter an item that is not in the list prepared for entry, an error message like the one shown below will appear and you will not be able to enter the item. In such a case, you can either allow any item to be entered, or display a message...
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