Forum Discussion
iindy500
Jan 19, 2026Occasional Reader
Date entered is changed to a different date
This issue has just started as far as I can tell. On an existing worksheet with the column formated to "date" 01/01/2025 format - when I enter a date of 01/01/2025 as for an example and hit "ent...
Olufemi7
Jan 19, 2026Iron Contributor
Hello iindy500,
Excel is misreading your dates because of a mismatch between your Windows regional settings and Excel’s date system. Check your Windows Region → Regional format and make sure it matches the date style you’re using (MM/dd/yyyy vs dd/MM/yyyy).
Also confirm the column is formatted as Date in Excel. Using slashes (01/19/2026) instead of dashes helps. If it still misbehaves, run an Office Quick Repair.