When mailboxes grow too large you won’t be able to receive or send mail anymore. Another common issue with large mailboxes is that Outlook will take longer to load. To solve this we can use Online Archives in Outlook. Online Archive mailboxes are available for Office365 users with the correct license. The advantage of online Read More
Category: Exchange
How to Upgrade DKIM Encryption Keys to 2048-bit
Microsoft 365 automatically sets up DKIM for onmicrosoft.com domains. No steps are needed to use DKIM for any initial domain names (like litware.onmicrosoft.com). For more information about domains, see Domains FAQ. Since both 1024 and 2048 bitness are supported for DKIM keys, these directions will tell you how to upgrade your 1024-bit key to 2048 in Exchange Online PowerShell. Read More
How to Disable POP and IMAP for All Mailboxes in Office 365
First of all, why disable IMAP or POP? Two reasons: IMAP and POP are less secure mail protocols that are now around 30 years old. In our experience, IMAP and POP is seldom used for legitimate purposes. In almost every breach we’ve discovered, the attackers have used IMAP or POP protocols to download user mailboxes Read More
Remove-InboxRules with Exchange PowerShell
Module:ExchangePowerShell Applies to: Exchange Server 2010, Exchange Server 2013, Exchange Server 2016, Exchange Server 2019, Exchange Online This cmdlet is available in on-premises Exchange and in the cloud-based service. Some parameters and settings may be exclusive to one environment or the other. Use the Remove-InboxRule cmdlet to remove an Inbox rule. For information about the Read More
How to Check a User’s Inbox Rules as a Global Administrator.
Please follow the below steps to see the users Inbox rules : Open the Exchange Admin Center. Once you’re on the Exchange Admin Center, Click on your User Profile Picture on that page which is at the top right hand side. Once you click on your Profile Picture then select the option another Read More
How to Fix “You do not have permission to send the message on behalf of the specified user” With Full Access Permission in Exchange Server
Symptoms Consider the following scenario: You have Full Access and Send On Behalf Of permissions to a shared mailbox in an Exchange Server environment. You configure a Microsoft Outlook profile for the shared mailbox and enter your own credentials to access it. You send an email message from this Outlook profile. If you are running Read More