Google Sheets Protect Range

Protected ranges in Google Sheets let you lock important cells while still allowing collaboration. They are useful when a sheet has formulas, headers, validation lists, dashboards, or approved assumptions that should not be edited casually.

Use protected ranges when people need to work in the same file but not in the same cells.

Protect a range

Step 1. Select the cells or columns you want to protect.

Step 2. Choose Data -> Protect sheets and ranges.

Step 3. Add a description so other editors know what is protected.

Step 4. Set permissions for who can edit the range.

You can protect a specific range, an entire sheet, or a sheet with selected cells left editable.

What to protect

Protect formulas first. Summary totals, lookup columns, status formulas, and dashboard calculations are easy to break with one accidental paste.

In an expense tracker, protect summary totals and category formulas. In a project tracker, protect health logic and rollups. In an employee schedule, protect hour calculations and weekly summaries.

Keep input cells editable

Protection works best when the sheet clearly separates inputs from calculations. If every useful cell is locked, people will work around the system.

Use unlocked input columns for dates, owners, status, amount, notes, and approval fields. Protect helper columns and formulas that maintain the structure.

Warning-only mode

Google Sheets can show a warning before someone edits a protected range without fully blocking the edit. This is useful for small teams where you want friction but not hard permissions.

Use true restrictions for sensitive formulas, payroll-adjacent schedules, client reports, and shared budget workbooks.

Common protection mistakes

The Griddy way

Range protection only works when the workbook structure is clear.

"Identify the formula columns, protect them, leave the input columns editable, and add notes for what each protected section does"

Griddy can map inputs and calculations, recommend what to lock, and make the sheet safer for shared editing.

Audit the protection before sharing

Protection is a permission decision, not a substitute for a backup. First duplicate the workbook, list the ranges that contain formulas or confidential data, and test the file with an account that has the same role as the intended editor. Confirm that input cells remain editable, that filters still work, and that someone can recover the file if a permission is changed accidentally. Google Sheets can warn rather than block edits, so choose the mode that matches the risk: a warning may be enough for a personal tracker, while a payroll-adjacent or client-facing workbook deserves restricted editors. Recheck the protected ranges whenever you add columns or copy a sheet; a new formula column is not automatically covered by the original range.

Sources

• Google Docs Editors Help: Protect sheets and ranges
• Google Drive Help: Share files from Google Drive