ReBizRU

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...

2024.09.12

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!

2024.07.05

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...

2026.07.09

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...

2024.06.10

Excel FunctionsLet's make an invoice from a sales invoice.

Automatically create invoices from sales invoices 2 Excel (Excel)

Creating Invoices Automatically from Previous Sales Statements1 Continuing from Excel (Excel), we will create an invoice. Putting the details on the invoice (using a function)*Using the "FILTER" function using Spil*This one uses the Spil function, so you will need to use Microsoft365 or E...

2024.06.10

Excel FunctionsLet's make an invoice from a sales invoice.

Top 4 Ways to Write Vertically in Excel: Features, Pros, and Best Use Cases

Excel is normally designed to be written horizontally, but it can also be written vertically. There are several ways to do this, but in this article, we will introduce four methods, two using "cell formatting" and two using "text boxes. Using "Vertical Writing" Cell Formatting1....

2026.07.07

Excel Functions

How to Enable Excel Macros: Fix 'Macro Has Been Blocked' Error Safely

If you are having trouble running Excel macros, you have come to the right place. This article explains how to solve the red band message that appears in version 2203 and later. Actually, it can be easily solved by file saving and property settings. This article will help you solve the macro block problem completely.　

2025.06.12

WindowsExcel Macro (VBA)

How to Hide Sheet Tabs in Excel – Fast & Easy

A must for Excel system creators and those considering preventing erroneous operations. This article explains with images how to hide sheet headings to prevent unexpected operations. In fact, it can be achieved with only a simple option setting. This article will help you create safe Excel files.

2025.06.11

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.

2025.07.15

Excel Functions

How to pass arguments between procedures ByRef,ByVal Excel(Excel) Macro(VBA)

This section describes how to pass arguments when procedures are separated. In the article below, I mentioned that it is easier to read and process the code by separating the procedures...

2023.12.27

Excel Macro (VBA)