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UniSender · Excel Guide

Bulk Unsubscribe Contacts From UniSender Using a Excel

2026-05-14
5 min read

The Scenario

You're the compliance officer at a healthcare software company. Over the weekend your opt-out web form collected 90 unsubscribe requests, all appended to an Excel workbook — email in column A, list name in column B, timestamp in column C. Your data processing policy requires opt-outs to be honored within 24 hours. It's Monday morning. Some of these came in Saturday afternoon.

The bad version:

  • Open UniSender. Navigate to the list. Click "Unsubscribe contact." Type the email. Confirm. Navigate back.
  • Repeat 89 more times.
  • On contact 51, type the email address with a typo. Submit. The contact is now not unsubscribed. Track down the correct address from the workbook, re-enter it.
  • Finish processing at 11:30 AM. You've honored 70 of the 90 opt-outs within the 24-hour window. The other 20 came in early Saturday and the window closed while you were sleeping.

Ninety manual entries to satisfy a compliance requirement that exists in a database you can talk to directly.

The Easy Way: One Prompt in SheetXAI

SheetXAI is an AI agent that lives inside your Excel workbook. It reads the opt-out log and sends the unsubscribe requests to UniSender in one batch.

Process all 90 rows in my Excel sheet and unsubscribe each email address in column A from the "Monthly Newsletter" UniSender list. Write "unsubscribed" or the error message into column D for each row.

What You Get

  • All 90 unsubscribe requests processed in a single batch.
  • Column D filled with "unsubscribed" for successes and the specific error for any failures.
  • A complete audit trail inside the same workbook that collected the opt-outs.
  • Done in under two minutes.

What If the Data Is Not Quite Ready

Contacts opted out from different lists and column B specifies which one

For each row in my Excel sheet, unsubscribe the email in column A from the UniSender list named in column B. Write "unsubscribed" or the error into column D.

Some emails appear more than once — process each unique email only once

Unsubscribe unique emails from column A of my Excel sheet from UniSender list ID 5678. Skip duplicate email addresses after the first occurrence. Write "unsubscribed," "duplicate - skipped," or the error into column D.

Validate email format before sending

Check each email in column A of my Excel sheet for valid format. Write "invalid format - skipped" into column D for malformed addresses. For valid addresses, send the unsubscribe request to UniSender list ID 5678 and write the result into column D.

Full compliance pass — validate, deduplicate, unsubscribe, timestamp

For each row in my Excel sheet: validate the email in column A, skip duplicates, unsubscribe from UniSender list ID 5678, write the result status into column D, and write the current timestamp into column E. Flag any row that couldn't be processed into a "review" column F.

Try It

Get the 7-day free trial of SheetXAI and open the Excel workbook your opt-out form populates — ask it to process the full batch before your compliance window closes. See also: check delivery status for a batch of sends or the UniSender integration overview.

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