If you work in sales, ops, or client services, data validation is a double‑edged sword. It keeps spreadsheets clean, but it also locks you into yesterday’s rules. Old dropdowns block new product names, outdated date limits break imports, and teams waste time hunting for the one hidden constraint that’s stopping a report from refreshing. Removing data validation in Excel or Google Sheets sounds trivial—until you’re dealing with hundreds of tabs, legacy templates, and shared workbooks from clients. That’s exactly the kind of repetitive, error‑prone work an AI computer agent should own. Instead of clicking through Data > Data Validation all afternoon, you define the pattern once and let the agent scan, clear, and log changes across every file so humans stay focused on decisions, not menus.
If you only touch a single spreadsheet now and then, removing data validation is simple. But business reality looks different: shared pricing workbooks, CRM exports, agency reports for dozens of clients, all with hidden rules baked in. Multiply that by months or years, and your team quietly burns hours just trying to type into cells.
A smart workflow combines solid manual techniques for one‑off fixes with AI agents that handle the bulk cleanup at scale.
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When to use: When you inherit a messy file and want to strip every rule in one shot.
If you often clean the same kind of workbook, a macro helps:
Sub RemoveDataValidation()
Dim ws As Worksheet
Dim rng As Range
Set ws = ActiveSheet
Set rng = ws.UsedRange
rng.Validation.Delete
End Sub
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Manual methods break down when you’re:
This is where a computer‑use AI agent like Simular shines. Instead of writing brittle scripts, you give the agent a goal:
“Open each Excel and Google Sheets file in this folder, find all cells with data validation, remove the rules, save a log of what changed, then re‑save the files.”
Because Simular Pro can operate across your entire desktop environment, it can:
Pros of Using an AI Agent:
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For a single messy file, manual Excel or Google Sheets steps are often enough.
But when your team lives in spreadsheets — forecasts, media plans, campaign trackers, invoices — removing data validation becomes a recurring tax on everyone’s time.
Use the manual methods as your safety net for spot fixes. Then, once you see the pattern, capture it in an AI workflow with Simular, let the agent handle the clicks, and free your team from ever hunting down stubborn validation rules again.
Press Ctrl+A twice to select the whole sheet, then go to Data > Data Validation. In the Settings tab, click Clear All and confirm with OK. If you suspect other sheets have rules, repeat for each tab. For complex workbooks, use Ctrl+G > Special > Data validation first to highlight every validated cell before clearing so you see exactly what will change.
Dropdowns are just list‑based data validation. Select all affected cells (Ctrl+Click or drag over the range), then choose Data > Data Validation. On the Settings tab, hit Clear All and OK. This removes the dropdowns but leaves the existing cell values. If you can’t access Clear All, check Review > Unprotect Sheet to ensure the worksheet isn’t locked.
In Google Sheets, highlight the cells or entire columns you want to unlock. Go to Data > Data validation. In the sidebar, click Remove validation, then close the panel. To clear rules across the sheet, press Ctrl+A twice to select all cells before opening the Data validation menu. This strips dropdowns and rules while preserving current data.
If Clear All is greyed out, the sheet or workbook is probably protected, or the cells live inside a locked table. First, open Review > Unprotect Sheet and enter the password if required. Next, check if the range is part of a structured table; you may need to adjust validation at the column level. If a shared file blocks edits, ask the owner for permission.
Yes, if you repeatedly clean many Excel or Google Sheets files. An AI computer agent can open each file, locate every validated range, clear rules, and log changes with human‑like clicks but at machine scale. This frees your team from hours of repetitive menu work and reduces the risk of missing one stubborn rule buried in a legacy template.