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PREFLIGHT CHECK

Shopify CSV “options are not unique” checker

Detect duplicate option-value combinations within the same Shopify product handle before import.

Check file

Analysis stays in your browser; the file itself is not sent to BlueprintLab.

What this tool checks

  • Detect duplicate option-value combinations within the same Shopify product handle before import.

What it cannot verify

Live service-side state, account-specific settings, remote server reachability and current master data are not asserted. Always prefer the latest official service information.

About this tool

Shopify CSV “options are not unique” checker is a free browser-based preflight utility from BlueprintLab Tools. Detect duplicate option-value combinations within the same Shopify product handle before import.

No account is required. File contents are processed locally in your browser whenever possible.

How to use

  1. Choose the target file.
  2. Run the check.
  3. Review detected issues and fix the source file if needed.