Eligible updates to existing Contacts and Opportunities require Preview changes, Export Preview, and explicit confirmation. Editing a cell, changing update permission, or reconnecting an account does not automatically send outgoing updates.
Preserve a valid match
Use the imported worksheet’s CRM IDs and account context. Keep analysis-only formulas separate from mapped update fields. The service must verify the object, field definition, matching record, and current authorization before an update can be applied.
The reviewed-update flow does not promise arbitrary record creation, financial actions, message sending, or universal custom-object writeback. Use only the currently documented eligible fields.
Inspect the proposed operation
- Edit the intended supported worksheet values.
- Choose Preview changes.
- Review the matched records and old/new values in Export Preview.
- Resolve invalid cells, mapping issues, conflicts, and missing permissions.
- Confirm Update N rows in CRM for the displayed valid set.
A zero-change result should return you to the worksheet. It is not a reason to invent an update or bypass validation.
Recover without resending blindly
A stale review needs a fresh source check. A conflict requires a decision about the actual values. A disconnected account needs reconnection while preserving your draft. None of those conditions authorizes automatic outgoing writes after recovery.
For partial or uncertain outcomes, reconcile the original operation before another attempt. A retry of the same delivery must retain its operation identity to prevent duplicate effects and duplicate charges.
Confirm actual outcomes
Inspect the returned per-record results and, where appropriate, verify the changed values in the source. A completed preview is not a completed update. Keep unresolved failures visible rather than reporting the whole batch as successful.
Public samples cannot perform these operations. Production acceptance must establish provider behavior, current permissions, stale-review checks, and durable results before live use.
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