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Shared Hosting to Microsoft 365: The Hidden Date Problem
Migrating from OVH, Infomaniak, Ionos or o2switch to Microsoft 365? Here's why your email dates get corrupted twice, and how to fix all of them.
Read more →Blog
Veeam/Datto: Emails Show Restore Date, Not Send Date
After a Veeam, Datto, or AvePoint restore, emails display the restoration date instead of the original date. Technical explanation and how to fix it.
Read more →Recreating an Outlook Profile: Why Dates Change
Deleting and recreating an Outlook profile resets every email date to today. Here's the technical explanation and how to fix it.
Read more →New Outlook: Wrong Dates After Migration, Real Causes
New Outlook showing the same date on all old emails after migration? Here's why it behaves differently from classic Outlook, and how to fix it.
Read more →eM Client: Wrong Dates After PST or Thunderbird Import
eM Client showing the import date instead of original email dates? Here's the real cause and how to fix it at the source.
Read more →POP to IMAP: Why Your Old Emails Show Today's Date
Switched from POP to IMAP and all your old emails now show today's date? Here's the technical reason why, and how to fix it.
Read more →PST Import in Outlook: Why All Your Dates Break
Why does a PST import overwrite email dates in Outlook? Full technical explanation and fixes for IT admins and Microsoft 365 users.
Read more →Outlook: IMAP Received Date vs Sent Date After Migration
Why Outlook shows the migration date instead of the original, and why switching to the 'Sent' column isn't a real fix. The actual correction explained.
Read more →Changing a Received Email's Date: What's Real?
Three date layers in every email, only one you can fix cleanly. Understand why, and when correcting dates actually makes sense.
Read more →Email Date Fix for Shared Mailboxes After Migration
Shared mailboxes show wrong dates after migration too. Learn why team inboxes are affected, special considerations, and how to fix them.
Read more →IMAP INTERNALDATE Explained: Why Dates Break
Technical deep-dive into IMAP INTERNALDATE, RFC 2822 Date header, and Received headers. Understand why email dates break during migration.
Read more →Fix Zoho Mail Wrong Dates After Migration
Zoho Mail showing wrong dates after migration? Learn why Zoho IMAP migrations cause date issues and how Redate.io fixes them.
Read more →Fix Zimbra Email Dates After IMAP Migration
Zimbra email dates wrong after migration? Learn why Zimbra IMAP migrations break dates and how to restore correct timestamps with Redate.io.
Read more →Thunderbird Shows Wrong Date After Migration
Thunderbird displaying the migration date on emails? Learn how Thunderbird determines display dates and how to fix wrong dates at the server level.
Read more →How MSPs Can Fix Client Email Date Issues After Migration
MSPs face email date complaints after every migration. Learn how to fix client mailbox dates at scale, with a free scan and the price shown before any payment.
Read more →Google Workspace to Google Workspace Migration: Wrong Dates
A Google Workspace inter-tenant migration breaks email dates, even between two Google accounts. Here's why it happens and how to fix it.
Read more →Changing a Received Email's Date: What's Real?
Can you really change a received email's date? DKIM, IMAP INTERNALDATE, server logs: what changes, what never does.
Read more →Backdating an Email: What's Possible and What's Detectable
Changing an email's date is technically possible. But DKIM, Message-ID, and Received: headers make every attempt detectable. Here's why.
Read more →Email Migration Checklist: Prevent Date Problems
Complete checklist to prevent email date issues during migration. Planning, testing, verification, and correction covered step by step.
Read more →Sort by Sent Date Is Not a Fix
Sorting by sent date is the most common advice for wrong email dates. Here's why that workaround fails for search, compliance, and anything beyond one inbox view.
Read more →Apple Mail Shows Wrong Dates After Migration
Apple Mail showing the migration date on all your emails? Causes of the problem on macOS and iOS, and how to fix the dates.
Read more →iCloud to Office 365 Migration: Wrong Email Dates
After migrating from iCloud to Office 365, emails show the wrong date. Here's why this specific scenario breaks dates and how to fix it.
Read more →All My Old Emails Have the Same Date: What's Going On?
All your old emails showing the same recent date? It's not an Outlook bug. Here's what actually happened and how to fix it.
Read more →Wrong Email Dates After cPanel Migration
Migrated from cPanel (Roundcube, Horde) to Google Workspace or Microsoft 365? Here's why email dates break and how to fix them.
Read more →Wrong Email Dates After Zoho to Microsoft 365 Migration
Migrated from Zoho Mail to Microsoft 365 and all your dates are wrong? Here's why it happens and how to fix it without re-migrating.
Read more →Wrong Email Dates After Exchange Online Migration
Used the EAC for an IMAP migration to Exchange Online? Your email dates are wrong. Here's why it happens and how to fix it without starting over.
Read more →BitTitan MigrationWiz: Fix Wrong Email Dates
BitTitan MigrationWiz changes email dates during migration. Learn why it happens, where the wrong date really sits, and how to fix it.
Read more →GSMMO Migration Broke Your Email Dates? Fix It
GSMMO changes email dates when migrating PST and Outlook data to Google Workspace. Here's why it happens and how to restore correct dates.
Read more →Exchange IMAP Import: Why Email Dates Go Wrong
Exchange IMAP imports through EAC or PowerShell can leave emails showing the import date. Learn why it happens and how to fix it.
Read more →imapsync Dates Not Preserved? How to Fix Them
imapsync copies dates faithfully, yet your emails can still show the wrong date. Learn why, the common mistakes, and how to restore them.
Read more →CloudM Migrate: How to Fix Wrong Email Dates
CloudM Migrate can leave emails showing the migration date. Learn why it happens and how Redate.io corrects them.
Read more →Fix Email Dates After Google Workspace Migration
Emails showing wrong dates after migrating to Google Workspace? Learn why dates break with every tool and how to fix them step by step.
Read more →Fix Email Dates After Microsoft 365 Migration
Emails showing wrong dates after migrating to Microsoft 365? Learn why this happens and how to fix dates in Exchange Online step by step.
Read more →Can Email Dates Be Fixed After Migration Is Complete?
Yes. Learn three ways to fix email dates after migration, compare costs, and find out which option works best.
Read more →Fix Outlook Wrong Date After Email Migration
Outlook showing the migration date on every email? Learn why it happens and how to restore correct dates automatically.
Read more →Why Emails Show Wrong Dates After IMAP Migration
After IMAP migration, all emails may show the migration date. Learn why this happens with BitTitan, CloudM, imapsync, and how to fix it.
Read more →Fix Guides by Migration Tool
Detailed guides for fixing email dates after migration, organized by tool and platform.