An Exchange mailbox can be assigned a number of additional SMTP addresses, which are known as proxy addresses (aliases). These addresses allow the user to receive e-mails that are sent…

The post Send from Alias (SMTP Proxy Address) in Exchange Online (Microsoft 365) appeared first on Windows OS Hub.

Plus addressing (sometimes called subaddressing) allows you to use unique dynamic SMTP e-mail addresses for your mailbox. It is typically used to protect against spam, track marketing companies, and categorize…

The post How to Use Plus Addressing in Microsoft 365 Exchange Online? appeared first on Windows OS Hub.

You can allow users to send e-mails on behalf of the shared mailbox in Exchange Server and Microsoft 365 (Exchange Online). However, such an e-mail, once it has been sent,…

The post Save Sent Items in Shared Mailbox on Exchange (Microsoft 365) appeared first on Windows OS Hub.

In some cases, Outlook clients may stop updating the Exchange Global or Offline Address Book with the error “Outlook cannot update Global Address Book 0x80200049” or 0x80070057. You can add…

The post Exchange Offline Address Book Not Updating in Outlook appeared first on Windows OS Hub.

An email system based on on-premises Exchange Server or Exchange Online (Microsoft 365) allows an administrator to block (reject) e-mails from specific external domains or sender addresses. There are several…

The post How to Block Sender Domain or Email Address in Exchange and Microsoft 365? appeared first on Windows OS Hub.

Outlook mailbox rules allow users to configure different conditions for processing incoming e-mail messages in the Inbox folder. You can use Outlook rules to move e-mails from specific senders to…

The post Managing Inbox Rules in Exchange with PowerShell appeared first on Windows OS Hub.

Multiple users can access a shared mailbox in Exchange. Unlike a common user mailbox, a shared mailbox account is disabled in Active Directory and cannot be used for interactive sign-in.…

The post Convert a User Mailbox to a Shared in Exchange and Microsoft365 appeared first on Windows OS Hub.

In this article, we will show you how to find duplicate SMTP addresses in your Exchange Server organization. If your organization has non-unique SMTP addresses, Exchange returns an error when…

The post Finding Duplicate E-mail (SMTP) Addresses in Exchange appeared first on Windows OS Hub.

In on-premises Exchange Server and Microsoft 365 (Exchange Online), you can grant users permission to send e-mails on behalf of another user or mailbox. In this article, we will show…

The post Granting Send As and Send on Behalf Permissions in Exchange Server/Microsoft 365 appeared first on Windows OS Hub.