ReBizRU

How to Change Digital Certificate Display Names in Microsoft Edge for Easy Identification

How to Change Digital Certificate Names in Edge | Stop Certificate Confusion. Set friendly names for easy identification. Step-by-step guide to distinguish multiple certificates in Microsoft Edge browser.

2025.07.03

Edge

For beginners] Explanation of causes of Excel being slow and countermeasures.

Manager, have you ever felt 'kind of heavy' when using Excel? Student Yes, sir! I recently started using Excel to improve my business, but I'm having trouble opening files because it takes so long. ManagerYes, that's right. Many people have the same problem...

2024.10.02

Excel Functions

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 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...

2024.10.29

Excel Functions

How to Extract Text After a Specific Character in Excel Using RIGHT and FIND

Struggling to extract text after a specific character in Excel when data lengths vary? This article explains how to combine the RIGHT and FIND functions to solve the problem—taught by an experienced Excel formula expert.

2025.06.18

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)

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

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.

How to use Excel (Excel) INDEX and MATCH functions in combination

We will show you how to display the desired data by combining the INDEX function, which refers to data from a table on another sheet, and the MATCH function. How to Write the INDEX Function There are two ways to write the INDEX function. INDEX(array, row number,) INDEX(reference, row number, , )

2024.07.27

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