Excel Macro (VBA) How to install .NET FrameWork
What are the versions of the .NET Framework? NET Framework (DotNet Framework) comes in various versions (types of toolboxes) with slightly different tools inside...
Excel Macro (VBA) 
googlesheet How to Convert Excel to Google Sheets (Step-by-Step Guide for 2025)
This article provides a detailed, beginner-friendly explanation of how to convert Excel files into Google Sheets. Are you struggling because a client has asked you to submit your data in Google Sheets format? The truth is, the conversion process is easier than you might think. Written by someone with experience in streamlining IT workflows, this guide walks you through the steps clearly and practically.
Excel Functions What does the error message "#VALUE!" mean and what can I do about it?
Error messages are unavoidable when dealing with Excel, and you may be surprised when they suddenly appear. Here are the meanings and countermeasures for these errors. As an example of preconditions, let's make a table like this...
Excel Macro (VBA) About Variable Types Excel(Excel) Macro(VBA)
This section explains the types used when declaring variables in "Dim Variables". Here are some typical types of variables that you only need to remember. I almost always use only these. Variable typeThe range of data that can be storedstring stringlong integer (-2,14...)
Excel Functions VLOOKUP function gives #N/A or #REF!
The VLOOKUP function is a very useful function for handling data, but many of you may have experienced that once you get stuck in the error swamp of #N/A or #REF! In this article, we will discuss how to use the VLOOKUP function to get rid of the #N/A and #REF!
Excel Functions Locking cells to protect only a specific range of sheets Excel (Excel)
When using the sheet protection function, there is a function that allows detailed usage such as "allow selection and input in this range of cells, but not in other cells". For example, let's say you have a system that automatically creates transfer data when you enter a company name and amount of money as shown below. In this example...
Excel Macro (VBA) How to use the variable type "Workbook" Excel(Excel) Macro(VBA)
For other variable types, please refer to Excel (Excel) Macro (VBA) about variable types. First, we will explain the basic usage of the variable type "Workbook".
Excel Functions How to use the sheet protection function.
After you have created a great system or tool in Excel, do you ever have this fear when you want others to use it? What if someone accidentally breaks a formula... What if an important function is deleted? I only want to edit the cells I need, but...
Excel Functions Linking two pull-downs (drop-downs) without macros (when reflected in multiple rows) Excel (Excel)
Excel複数行連動プルダウンを作りたい人は必見！この記事ではマクロなしで複数行のドロップダウンを連動させる方法を詳しく解説します。実はINDIRECT関数と名前定義で簡単に実現できるんです。この記事を読めば効率的な一覧表が作れます。
Excel Functions How to Round Time to 15-Minute Intervals in Excel (Easy Formula Guide)
Struggling with time rounding in Excel? This guide shows you how to combine TIME and ROUND functions effectively. Simple techniques that boost productivity. Master time rounding calculations with ease.
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