Author: Ivo Oskamp

Enable-ExchangeCertificate : The certificate with thumbprint XXXXXXXXX was found but is not valid for use with Exchange Server
(reason: PrivateKeyMissing).
At line:1 char:27
+ Enable-ExchangeCertificate -Thumbprint XXXXXXXXX -Services "IIS"

The above error can as a result of multiple reasons. CSR was created with IIS and attempted to be installed through the Exchange Management Shell (EMS), CSR was created in EMS on another Exchange Server, a damaged certificate, or Windows simply “forgets” where it placed the PrivateKey for the certificate. It doesn’t happen all the time, but sometimes the error can be a nuisance.

Today I have this problem that I could connect from a machine, running windows 7.The error I got was:The system cannot find the file specified.C:\Windows\system32\\mstsc.exe.MUI I then search for mstsc.exe,…

(Get-WmiObject -query 'select * from SoftwareLicensingService').OA3xOriginalProductKey

MAKE GROUPS

Note: since firewall rules don’t let you enter large ranges of items, you have to shove them into a Group when you have lists of things you need to use in a rule.

When you are getting the error “The task sequence has been suspended. LiteTouch is trying to install applications. This cannot be performed in Windows PE.”.

What happens Error code 80246005 is displayed on the screen when you are checking the Windows Update website for updates. There is no message with error code and you are…

When you are having issues with PXE boot with newer laptops with a uefi bios, it can be caused by a missing wdsmgfw.efi file in c:\RemoteInstall folder. Copy the missing…

Do you ever need to create a 20 page Word document for some testing purpose? Are you tired of copying & pasting old boring “lorem ipsum” text over and over again, increasing font size and line space in order to make the document 20+ pages long? Look no further! I will show you a small trick in Microsoft Word (2007 and above) to create a large test document with random text in less than 5 seconds, and then you can impress your colleague or your boss with this little secret trick.

Windows automatically hides devices that are not presently connected to the system, but they still exist in Windows’ configuration. This is especially problematic when changing virtual network adapters and not being able to remove IP configurations from old adapters. To resolve:

You can do this via exchange admin center. 1] use the exchange admin center to set up an automatic reply on user’s mailbox via using another user option. 1. sign in…