How it works.
REPLACE substitutes characters inside a text string starting at a specific position for a designated number of characters.
Formula syntax.
Standard Excel Notation=REPLACE(old_text, start_num, num_chars, new_text)[like_this] are optional; all other arguments are required.Formula arguments.
Every parameter accepted by the REPLACE function is detailed below.
The text string in which to replace characters.
Example value:A21-based character position where replacement begins.
Example value:1How many characters to remove.
Example value:4The replacement string.
Example value:"****"Simple example.
Step-by-Step ScenarioData Privacy - Mask Account Digits
Mask first 4 characters of account ID with asterisks.
| Account ID | Masked Account |
|---|---|
| 1234-5678 | — |
| 9876-4321 | — |
=REPLACE(A2, 1, 4, "****")Evaluates REPLACE over the sample table cells, placing the verified output in cell B2.
Formula generator.
Full Generator WizardCustomize the argument fields below to generate a tailored REPLACE formula ready to paste directly into your worksheet.
=REPLACE()Expected result behavior.
Returns "****-5678" based on sample evaluation criteria and active cell references.
Best Practices
- Mask sensitive records like credit cards: =REPLACE(A2, 1, 12, "************").
Common Mistakes
- Unlike SUBSTITUTE which searches for specific words, REPLACE operates strictly on character numbers and positions.
Platform & version compatibility.
Verified platform compatibility matrix based on actual spreadsheet calculation engine specifications.
Core standard function supported across all modern and legacy Microsoft Excel versions (365, 2021, 2019, 2016, 2013, 2010), as well as Excel for the Web and Mac.
100% compatible with Google Sheets. Uses identical argument order, data types, and standard calculation logic.
Frequently asked questions.
Technical Q&ACan I use REPLACE across different worksheets in Excel?↓
Yes. You can reference cells located on other sheets by including the sheet name followed by an exclamation mark, for example: =REPLACE(Sheet2!A2:A10). If the sheet name contains spaces, enclose it in single quotes: ='Q1 Report'!A2:A10.
What is the most common reason for errors in REPLACE?↓
Unlike SUBSTITUTE which searches for specific words, REPLACE operates strictly on character numbers and positions.
Does REPLACE work identically in Google Sheets?↓
Yes, REPLACE is supported in both Microsoft Excel and Google Sheets with standard evaluation behavior.