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Konstantinos Tsoukalas

Konstantinos is the founder and administrator of Since 1995 he works and provides IT support as a computer and network expert to individuals and large companies. He is specialized in solving problems related to Windows or other Microsoft products (Windows Server, Office, Microsoft 365, etc.).


  1. Alex
    June 1, 2022 @ 11:44 am

    Thanks a lot for your article. Helped us a lot.
    Is there a way to use msDS_cloudExtensionAttribute instead of CustomAttribute? Didn't work for me :-(


  2. Jesus
    June 25, 2021 @ 6:55 pm

    This is a good article. We have two domains in our office365 account where we have pretty much two companies running in one. Half of the people send emails as and half of the other users send emails as How can i create different signatures for those two domains?


  3. Moussa /Merabtine
    February 14, 2021 @ 2:43 pm

    Thank you for all the stuff working for this site , it helped me a lot.


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