By Kiran Baug, founder of DiscoverSight.
Excel with AI for blind users means you can stop reading cell by cell and ask about the data instead. Copilot in Excel works with a screen reader such as NVDA, JAWS or Narrator. It can describe a workbook, suggest insights, find trends, write formulas, build charts and list every change it makes. ChatGPT can analyze an uploaded Excel or CSV file in a similar way. Always check what it tells you.
Excel with AI for blind users: the problems and what AI can do about each
A screen reader moves through a spreadsheet one cell at a time. Each arrow key announces the column, the row and the contents. A large sheet takes patience.
Researchers at Monash University describe the same problem: reading cell by cell makes finding and understanding data slow and mentally demanding, and users often need sighted help. Their proposed answer is generative AI that lets you talk or chat with the spreadsheet. A 2023 study of 16 blind and low-vision Excel users (Jiang and colleagues, ASSETS 2023) and a 2026 study of 30 people in mixed-ability teams show where the pain is. Here is each problem, and what Copilot in Excel can do about it.
Getting an overview of a sheet
Learning the layout, the number of tables and how they relate takes a long walk through the cells. In Chat only mode, ask Copilot to describe each sheet, its tables, and where the data starts and ends.
Example prompt: “Describe each sheet, the tables on it, and where the data starts and ends.”
Reading charts
In the 2023 study, 15 of 16 participants could not get meaningful information from line charts. Ask Copilot to explain the chart in words, and to give the numbers behind it.
Example prompt: “Explain this chart in words. What are the highest and lowest values and the overall direction?”
Comparing columns that are not next to each other
You have to hold one column in memory while you travel to the other. Ask Copilot to compare them directly and to cite the ranges it used.
Example prompt: “Compare column C and column H. What differs? List the ranges you used.”
Losing trends inside groups
A group summary hides what happens within each group. Ask for the trend per group, with the ranges behind each finding.
Example prompt: “Show the trend for each region separately, and list the ranges that support each one.”
Spotting errors and outliers by ear
Participants in the 2023 study found outliers hard to hear, and similar formulas such as STDEV.P and STDEV.S were easy to confuse. Ask Copilot to explain a formula part by part and to point out unusual values, then read the formula yourself with F2.
Example prompt: “Explain this formula part by part. Are there any unusual values in this column?”
Merged or grouped cells that are not announced
The 2026 study found that screen readers do not convey merged or grouped cells. Ask Copilot to describe the structure and to convert the data into a proper table, then review the result.
Example prompt: “Describe any merged or grouped cells on this sheet, then convert the data to a table.”
Relying on a sighted colleague to check edits
Highlighted changes are invisible to a screen reader. Ask Copilot to report every change with the cell ranges, use Plan mode so you approve the steps first, and press Ctrl+Z to undo.
Example prompt: “List every change you made, with the cell ranges.”
Switching between Excel and Word for notes
Participants lost time moving between the two programs. Ask Copilot for a summary you can keep in the workbook, so your findings stay beside the data.
These fixes are what Copilot is designed to do. I did not find a published test of how well each one works for blind users, so check the answers, as the section below explains.
What you need before you start
Copilot in Excel needs one of these: a Microsoft 365 Personal or Family plan with an AI credits plan, a Microsoft 365 Premium plan, a commercial Microsoft 365 Copilot subscription, or a business plan that includes Copilot Chat. Your organization can also control access. Microsoft explains the details in its Copilot in Excel FAQ.
Your file must be stored in OneDrive or SharePoint as an .xlsx, .xlsb or .xlsm file. Calculation Options must be set to Automatic, and connected experiences must be on in your privacy settings. Microsoft’s tutorial for screen reader users says AutoSave is no longer required as of its July 2026 update, although an older Microsoft page still lists it, so turn it on if Copilot does not appear.
Copilot was trained mainly on English sources, so it may work less well in other languages.
How to use Copilot in Excel with a screen reader
Press Alt+C to focus the Dynamic Action Button and open Copilot. Use F6 or Ctrl+F6 to move between the Copilot pane and the grid. When you hear a cell reference, you are back in the grid. Press Shift+Tab from the edit box to reach the mode selector. In Narrator, Caps Lock+Space turns scan mode off so you can type and on so you can read the response.
Copilot has three modes. Chat only reads and answers without changing the workbook. Plan writes its steps first and waits for your approval. Allow editing, the default, changes the workbook directly.
A simple workflow: copy, summary, insights, then edit
This is the routine I follow with any data sheet.
First, I make a copy of the original and work only on the copy, so the source data is never at risk. Second, I ask Copilot for a quick summary of what data is there, in Chat only mode. Third, I ask what insights the data can give me. Data is often hard to understand when you meet it cell by cell, and the suggested insights teach me what questions are worth asking.
Fourth, I tell Copilot what to extract or add, and slice and dice the data: filter it, sort it, group it, or add a column. Switch to Allow editing for this, or use Plan mode for larger changes.
Example prompt for step three: “What insights can I get from this data? Suggest five questions worth asking.”
Example prompt for step four: “Filter to the last quarter, group by region, and add a column for the percentage of the total.”
You can also ask Copilot to write or explain a formula. Microsoft’s own example is a request for a formula that averages sales per region.
Example prompt: “Suggest a formula to calculate the average sales per region, and explain each part.”
For new files, use Plan mode, read the plan, refine it, then approve it.
Example prompt: “Create a household budget with income and expense sections, monthly columns, a summary and a chart.”
Using ChatGPT with a spreadsheet instead
If you do not have Copilot, you can upload a spreadsheet to ChatGPT. OpenAI says it supports .xls, .xlsx and .csv files, and can summarize rows, columns, trends and outliers, build tables for row-by-row review, and run calculations.
Charts come back as static images, so ask for the numbers behind the chart or a description in words. Use descriptive headers in the first row, one record per row, and no empty rows or columns that split the data. OpenAI warns that values in scanned or image-based tables may not be read reliably, and that large or poorly structured files may not be fully analyzed. Do not upload confidential workbooks. For setup and privacy tips, see how blind people use ChatGPT.
Check the answers before you rely on them
Microsoft’s tutorial for screen reader users suggests these habits. Read the formulas, not just the totals, by pressing F2 on a cell. Check where the data ends with Ctrl+Arrow keys. Verify the ranges Copilot cites. Make changes in small batches.
Microsoft warns that AI results can be wrong and advises against using Copilot for decisions on finance, legal or medical matters. Changes it saves are visible to anyone with access to the file. The researchers behind the 2023 study also caution that users may give up control of their raw data to AI.
Limits to know
Screen readers work in a linear way, and some visual tasks stay faster for sighted users. A writer who tested Copilot as a screen reader user found it useful in Excel, where it let him work through a spreadsheet without dealing with the visual layout, but not in every Office app. Expect to review and edit what it produces.
Frequently asked questions
Can blind people use Excel?
Yes. Screen readers such as NVDA, JAWS and Narrator read the grid cell by cell, and keys like F6 move between the grid, the sheet tabs and the ribbon. AI tools can now summarize data so you do not have to read every cell.
Does Copilot in Excel work with a screen reader?
Yes. Microsoft publishes guidance for using it with Narrator, JAWS and NVDA, including keyboard commands for opening the pane and moving between it and the grid. Output still needs checking.
What do I need to use Copilot in Excel?
You need a qualifying Microsoft 365 plan with Copilot access and a workbook stored in OneDrive or SharePoint. Calculation must be set to Automatic. Check your account for the plan details, because access can also depend on your organization.
Can ChatGPT analyze an Excel file?
Yes. Upload an .xls, .xlsx or .csv file and ask for a summary, trends or a table. Review its calculations, and ask for the numbers behind any chart.
Can I trust AI-written Excel formulas?
Treat them as a draft. Read the formula with F2, ask the AI to explain each part, and compare a total against a manual check on a small sample.
Related reading
Productivity apps for visually impaired professionals, AI tools for blind students and how blind people use ChatGPT.
