With Office 365, the default mail client is not set to Outlook. It sounds like a simple issue, but after a long search for a solution, it ends with a surprise! All starts with using the Adobe Acrobat Reader function to send a PDF document through the default email client. However, the use ends with an error message that no default email client is available. The default email client is defined under the registry key HKLM\SOFTWARE\Clients\Mail, but precisely that key is deleted when ending Outlook!

Printer can be mapped within a Citrix session in different ways. Next to Microsoft group policies, scripts, tools, you can also use Citrix Workspace Environment Manager (WEM) to map defined printers to end devices. A similar option exists within Citrix Studio, but here is a short explanation on how to use the Use Device Mapping Printers File with WEM.

There are many Powershell scripts for Microsoft Teams available to set different options like GPU etc. including to set Teams as Chat App. So, to activate Teams as Chat App should be simple, but unfortunately not. The scripts all work after schema F, but that doesn't work with the Chat App function. When moving from Skype the Instant Messaging (IM) Integration of Teams is important, for instance to see within Microsoft Outlook if someone is online right now. To help users and the helpdesk, this option should be set during logon by a Powershell script, but how?

Companies increasingly use OneDrive, which is why Microsoft adds features like "Document collaboration and co-authoring." Working together with Office documents is very popular for users, especially with Excel and Word. However, once the feature is enabled, you might get the error message: "Server File Updated. A newer version is available". You will find numerous hints on the Internet about the error, but nothing helped my customer.
With my customer, it was clear. Once the feature "Document collaboration and co-authoring" was enabled, they got the error "Server File Updated. A newer version is available" as soon as they opened any Excel file out of OneDrive.

The profile solution Microsoft FSLogix has become more popular, but unfortunately, the problems are also getting more. So you should know some things before you start using FSLogix.

The Citrix universal printer driver (UPD) can generate big spool files. Printing within the LAN and big print data is not dramatic, but over WAN connection the print data can become a massive issue. Quite often printouts from Adobe documents but also other files like Word etc. can become very big.

How does it come to such big print data and how to avoid it? If you know about it, then you can reduce the size by 99%!