Microsoft 365 Blog

Decorative image of Microsoft Copilot including the logos of Excel, PowerPoint, Outlook, Word, and OneNote.

4 min read

Bringing Copilot to more customers worldwide—across life and work

Continuing our vision for Microsoft Copilot to bring the power of generative AI to everyone across work and life, we’re expanding availability and purchase options for individuals and organizations and bringing new value to Copilot Pro subscribers.

6 min read

Introducing Microsoft Copilot for Finance: Transform finance with next-generation AI in Microsoft 365

We’re announcing the public preview of Microsoft Copilot for Finance, a game-changer for finance professionals and the newest role-based extension of Microsoft Copilot. Microsoft Copilot for Finance is a momentous leap forward, specifically crafted to revolutionize the daily grind of well-known financial processes.

5 min read

Expanding Copilot for Microsoft 365 to businesses of all sizes

We are updating our Microsoft Copilot product line-up with a new Copilot Pro subscription for individuals; expanding Copilot for Microsoft 365 availability to small and medium-sized businesses; and announcing no seat minimum for commercial plans.

Screen showing 'Catch up' with Microsoft Copilot.

1 min read

The right way to AI: what we’re learning from customers

We want to help everyone navigate this new world of work. At Microsoft, we’re taking a learn-it-all approach with Copilot, working alongside our customers and employees to understand what the organizations getting the most value out of Copilot are doing right.

6 min read

Microsoft Copilot for Sales and Copilot for Service are now generally available

Microsoft is dedicated to helping organizations transform the way people work using secure, enterprise-grade AI capabilities, no matter which business applications teams depend on. Starting today, you can seamlessly integrate role-specific Copilot capabilities into Microsoft 365 applications and popular customer relationship management (CRM) and contact center systems for sales and customer service professionals.

10 min read

Introducing Microsoft Copilot Studio and new features in Copilot for Microsoft 365 

At Microsoft Ignite 2023, we are announcing new innovations across Microsoft Copilot—one copilot experience that runs across all our surfaces, understanding your context on the web, on your PC, and at work to bring the right skills to you when you need them across work and life.

4 min read

Announcing Microsoft Copilot Studio: Customize Copilot for Microsoft 365 and build your own standalone copilots

At Microsoft Ignite 2023, we’re excited to announce Microsoft Copilot Studio, a low-code tool to customize Microsoft Copilot for Microsoft 365 and build standalone copilots.

Microsoft 365 Chat website and prompt demo

9 min read

Announcing Copilot for Microsoft 365 general availability and Microsoft 365 Chat

Today at an event in New York, we announced our vision for Microsoft Copilot—a digital companion for your whole life—that will create a single Copilot user experience across Bing, Edge, Microsoft 365, and Windows.

Five avatars interacting with floating bubbles in the Lakehouse immersive environment.

7 min read

Microsoft Mesh enters general availability in January, including a new Teams experience

We are re-imagining the way employees come together with Microsoft Mesh, a new three-dimensional (3D) immersive experience and, we are excited to announce Mesh public preview availability in October.

Recent articles

Published February 11, 2009

3 min read

Windows 7 Enterprise Edition Customer Benefits

You may have caught Brandon’s post last week looking at our SKU strategy for Windows 7. In addition to the guidance we provided earlier today for commercial customers looking at deploying Windows Vista, I want to also take a closer look at Windows 7 Enterprise specifically and what it means for our largest commercial customers.

Published January 16, 2009

2 min read

Yammer Adds a Flurry of New and Enhanced Features

Enhanced Profiles We've redesigned profiles! They're clean and uncluttered. Now you'll be able to see coworkers' essential details at a glance, along with links to the groups they've joined and the files, images, and links they've posted. We've added profile photos for groups, so you'll be able distinguish them visually. Every group message now includes…

Published January 16, 2009

4 min read

Printing Envelopes Using Excel and Word

Excel allows you to define names that apply to a range of cells in the worksheet. When a name is defined for a Table in a worksheet, the name will update automatically as the table is resized to add or remove data.

Published September 30, 2008

10 min read

Building a Basic, Understandable Sudoku Solver Using Excel Iterative Calculation – Part 1/2

Today’s author, Charlie Ellis, a Program Manager on the Excel team, shares a spreadsheet he built in Excel for solving Sudoku puzzles. The spreadsheet can be found in the attachments at the bottom of this post. For those of you who don’t already know, Sudoku is a type of logic puzzle (that I was completely

Published April 30, 2008

5 min read

Append Multiple Text Files into a Worksheet without Code

Today’s author: Mark Gillis, an Excel and SharePoint writer, who’s been through six versions of Office, survived to tell the tale, and picked up a thing or two along the way. Excel doesn’t have an easy way to append multiple text files into one worksheet through the user interface. From time to time I hear

Published April 10, 2008

5 min read

Understanding Floating Point Precision, aka “Why does Excel Give Me Seemingly Wrong Answers?”

Have you ever encountered a similar situation where your spreadsheet does not give you the result you were expecting for a seemingly simple calculation? Well the scenario you are facing may be due to floating point precision.

Published March 6, 2008

1 min read

Unusual (but cool!) Uses of Excel

Many of you who have been using Excel for a long time have most likely seen some of the creative, interesting, and rather unusual uses of Excel that people have conjured up. I’m talking about things like writing the Pac-Man game completely in Excel, stuff you wouldn’t expect to see in a critical business application like Excel,

Published February 21, 2007

1 min read

Data Mining In Excel

One of the technologies available in SQL Server Analysis Services is data mining. We have just released a set of add-ins for Excel (“The Microsoft SQL Server 2005 Data Mining Add-ins for Microsoft Office 2007”) that allow users to take advantage of SQL Server 2005 predictive analytics in Office Excel 2007. The download includes two components for

Published June 19, 2006

2 min read

2007 Microsoft Office System Primary Interop Assemblies

Today we have the first of two guest posts from Patrick Smith, a program manager on the Office Programmability team. Writing managed code against the 2007 Microsoft Office System products requires the use of an interop assembly. Just as we did with Microsoft Office System 2003, we are providing primary interop assemblies with the new