categories
Office 365
45 entries
20 entries
Adaptive Cards with Tables and Linebreaks in Microsoft Teams
PSTeams is a PowerShell module that helps simplify sending notifications to Microsoft Teams via Incoming webhooks. It’s easy to use and doe…
Azure AD Connect – Synchronizing MAIL field with UserPrincipalName in Azure
Azure AD Connect is an application responsible for synchronizing Active Directory with Azure AD allowing for a natural population of users,…
Azure ADConnect Export Failed – Permission-issue error
During our recent setup of Azure ADConnect for one of our Clients we’ve been getting permission-issue – Insufficient access rights…
Bittitan MigrationWiz – The selected Mailboxes cannot be subscribed
Recently I’m doing yet another migration between Office 365 tenants using Bittitan Migration Wizard. It’s a great tool and takes away a lot…
Bittitan MigrationWiz – Users getting undergoing maintenance message
MigrationWiz from Bittitan is one of the best tools on the market allowing for migration of user mailboxes. Whether it’s a google account,…
Changing Exchange folder permissions in multilanguage Office 365 tenants
One of the tasks I often get when setting up new Office 365 tenant or installing Exchange Servers is to change the visibility of Room Mailb…
Configuring Office 365 settings using PowerShell – The non-supported way
Office 365 is a huge beast. It has so many services that it’s hard to track all of them. It’s even harder if you want to manage Office 365…
Creating Office 365 Migration Diagram with PowerShell
A few weeks ago, I posted a concept migration diagram for Office 365 to Twitter and Facebook. Today I thought I would show you how you can…
Creating Visual Indicators for spoofed / external emails with PowerShell
I’ve been managing mail service for users for a lot of years now. I don’t do it daily but I’ve spent my fair share of time analyzing spam e…
Easy way to send emails using Microsoft Graph API (Office 365) with PowerShell
When you’re using Office 365 and want to send an email, you have two choices SMTP or Microsoft Graph API, which is a “new” kid on the block…
Free Microsoft Azure/Office365 Fundamentals Training starting February 6th 2023
Being a Microsoft MVP has quite a few benefits. You get to be part of unique offers that help you enhance your knowledge even further. Micr…
Introducing PSTeams 2.0 – Support for Adaptive Cards, Hero Cards, List Cards and Thumbnail Cards
PSTeams PowerShell module has been on the market for a while now. It supports sending notifications to Microsoft Teams channels via Incomin…
Invoke-RestMethod : The underlying connection was closed: An unexpected error occurred on a send while connecting Graph API
In the last few days, I’ve got two reports that my PowerShell module for Office 365 Health suddenly started giving errors. This was a bit w…
Mailozaurr – New mail toolkit (SMTP, IMAP, POP3) with support for oAuth 2.0 and GraphApi for PowerShell
Today, I’m introducing a new PowerShell module called Mailozaurr. It’s a module that aims to deliver functionality around Email for multipl…
Mentioning users in notifications using PSTeams PowerShell Module
Microsoft Teams over the last few years have grown into an excellent and flexible tool for both small and big companies. Having the ability…
Microsoft Exchange Approval Assistant – Your message couldn’t be delivered because delivery to this address is restricted to authenticated senders
While not being able to accept or deny messages in hybrid scenario was solved in earlier post, now that people could approve…
Microsoft Exchange – 420 4.2.0 Recipient deferred because there is no Mdb
Last few weeks I’m responsible for migrating from Office 365 to Office 365. Part of this migration process is to set up new Exchange 2016 s…
Microsoft Graph – InvalidAuthenticationToken – Access token validation failure. Invalid audience
Today I had a need to connect to Microsoft Graph and do some tasks on Office 365. Since I have already done similar stuff for my PSwinDocum…
Microsoft Outlook – Cannot start Microsoft Outlook. Cannot open the Outlook window.
When working on Windows Server 2016 on RDS session one of the users reported he cannot start Outlook. He gets…
No account settings were returned from the Autodiscover response – Microsoft Exchange 2016
Recently one of our users reported that after name change she can’t login to Outlook anymore. She can only work…