If you’ve ever received a messy spreadsheet with mixed-case text, you know how frustrating it can be. Luckily, Excel gives you multiple easy ways to capitalize all letters—whether you want a quick shortcut, a no-formula trick, or a full column fix on Windows or Mac.

In this guide, you’ll learn every practical method to turn text into ALL CAPS without breaking your workflow.
Why Capitalize All Letters in Excel?
Capitalizing text helps when:
- Creating reports or invoices
- Cleaning imported data
- Formatting product codes or IDs
- Maintaining consistent branding
Clean formatting = professional spreadsheets 📊
Method 1: Capitalize All Letters in Excel Using a Formula (UPPER)
Best for: Accuracy and large datasets.
Formula:
=UPPER(A1)
Steps:
- Enter the formula in a new column
- Press Enter
- Drag the fill handle down
- Copy → Paste Values (optional)
✅ Works perfectly for columns with thousands of rows.
Method 2: How to Capitalize All Letters in Excel Without Formula
Don’t want formulas? No problem.
Use Flash Fill (Excel 2013+):
- Type the capitalized version of the first cell
- Press Ctrl + E
- Excel auto-detects and fills the rest
⚡ Fast and beginner-friendly.
Method 3: How to Capitalize All Letters in Excel Shortcut
Excel doesn’t have a built-in uppercase shortcut, but here’s the fastest workaround:
- Use =UPPER()
- Or apply Flash Fill (Ctrl + E)
📌 Unlike Word, Excel relies on formulas or automation instead of formatting shortcuts.
Method 4: Capitalize All Letters in Excel Column (Entire Column)
To convert a full column:
- Insert a helper column
- Enter:
=UPPER(A:A) - Copy results
- Paste → Values over original column
This keeps your data clean and permanent.
Method 5: How to Capitalize All Letters in Excel on Mac
Mac users can do the same thing 🍎
Formula method (Mac):
=UPPER(A1)
Flash Fill on Mac:
- Type the result manually
- Use Cmd + E (newer versions)
✔ Works seamlessly on macOS.
Method 6: Capitalize All Letters Using Power Query (Advanced)
Best for recurring data imports.
- Select data → Get & Transform
- Open Power Query Editor
- Transform → Format → UPPERCASE
- Load back to Excel
Perfect for automation-heavy workflows.
Common Mistakes to Avoid
- Forgetting to paste values after formulas
- Applying UPPER to cells with formulas you still need
- Confusing UPPER with PROPER (Title Case)
Helpful Excel Guides (Internal Links)
You may also like:
- 👉 How to Do Strikethrough in Excel (Shortcut, Mac & Cell Methods)
- 👉 How to Remove Empty Rows in Excel (Fast & Easy Methods)
- 👉 How to Remove Hyperlink in Excel (Single Cell, Bulk & Entire Column)
Short FAQs (AI Overview Optimized)
How do I capitalize all letters in Excel?
Use the UPPER() function or Flash Fill to convert text to uppercase.
Is there a shortcut to capitalize all letters in Excel?
There’s no direct shortcut, but Ctrl + E (Flash Fill) is the fastest method.
Can I capitalize text without a formula?
Yes, Flash Fill lets you convert text without formulas.
Does this work on Excel for Mac?
Yes. Use UPPER() or Flash Fill on macOS.
Final Thoughts
Knowing how to capitalize all letters in Excel saves time and keeps your data consistent. Whether you prefer formulas, Flash Fill, or Power Query, Excel gives you flexible options for every skill level.
Once you master this, text formatting becomes effortless 💡