ReBizRU

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...

2025.06.11

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.

PrintOut" printer and automatic printing Excel(Excel) macro(VBA)

Have you ever had the experience of printing the same Excel file every time, only to have to set it up again and again? Have you ever had such an experience? Many people spend a lot of time on Excel printing. Especially in an environment where multiple printers are used, it is a big hassle to change print settings...

2025.06.18

Excel Macro (VBA)

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

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...

2024.07.04

Excel Functions

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

Many of you may have recently started seeing a "Copilot" icon like the one above in Excel. Copilot has many convenient features, but it can be annoying when it constantly pops up every time you select a cell. So, this time...

2026.07.07

Excel Functions

[SeleniumBasic bug] VBA (macro) suddenly stopped working in Excel

To those who have suddenly encountered an error and have had their system become unresponsive with SeleniumBasic. The cause may be the Windows Update "KB5127936" released on October 29, 2026. This article explains the mechanism of the cause and provides emergency measures to uninstall the update.

2026.11.05

EdgeExcel Macro (VBA)

Digital certificate can no longer be selected when logging in to a site (Edge)

Have you ever seen the following error message when using login with a digital certificate? The certificate you have selected is not available for this service. Please close all browser windows and try again. Internet ban...

2024.08.02

Edge

[Forgot Password] How to Remove VBA (Macro) Passwords in Excel

A must-read for anyone who has forgotten their Excel password! This article explains in detail how to forcibly remove VBA passwords. In fact, you can easily remove it just by changing the file extension. By reading this article, you can escape read-only mode.

2026.07.10

Excel Macro (VBA)

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