Fix Excel for the Web Incorrect South Africa Regional Settings
Question details
User needs a solution to correct the display of decimal and thousands separators in Excel for the web when the region is set to English (South Africa).

- Product
- Excel for the Web
- Device & OS
- not provided
- Scenario
- Formatting numerical data in spreadsheets online using the English (South Africa) locale settings.
- Observed behavior
- Excel for the web displays the decimal and thousands separators incorrectly under the South Africa regional format.
Verify that your spreadsheet's numerical data is formatted as numbers rather than text before adjusting any regional settings.
Change Regional Format to English (United States)
Apply the English (US) regional format as a workaround to restore standard periods for decimals and commas for thousands separators.
This is a known behavior in Excel for the web affecting the English (South Africa) regional format. Changing the region to the United States forces the web app to use standard separators without altering your actual data values.
Open your workbook in Excel for the web, click on the 'File' menu, and select 'Options'.
Click on 'Regional Format Settings' from the options menu to open the locale preferences.
Choose 'English (United States)' from the dropdown menu and apply the changes. Your spreadsheet will refresh and display the correct decimal and thousands separators.

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Frequently Asked Questions
Why does English (South Africa) use incorrect separators in Excel Web?
This is a known formatting bug specific to the web version of Excel. The online regional formatting engine currently applies incorrect rules for the South Africa locale.
Can I manually change the decimal separator in Excel for the web?
No, Excel for the web does not allow you to manually customize individual separators. It relies entirely on the selected regional format from the File options.
Does this issue affect the desktop version of Excel?
Generally, no. The desktop version of Excel pulls its regional settings directly from your Windows or macOS system control panel, which usually handles South African separators correctly.




