Skip to content

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. Francisco
    April 25, 2024 @ 6:50 pm

    Great advices!!!! Should only add where to apply changes to Windows, at host or guest system….


  2. Tomas
    February 6, 2024 @ 3:29 am

    All last year it was working fine my Virtualbox and from January it was really sloow. I thought virus so I have scanned my laptop to deth and finally my friend send link to your site.

    So far done everything up to and including step 4: it appears to have fixed the issue on my laptop.



  3. B Veenstra
    November 13, 2023 @ 2:26 pm

    For Windows users:
    Starting VirtualMachine hangs at 20%
    Solution: Run as local administrator. (Right mouse click and select 'run as administrator'


  4. Matias
    September 13, 2023 @ 7:17 pm

    Item 1 saves me… It tooks hours to enter on mac os installation and then hangs,
    now its starting in 2 mins


  5. Tyler Durden
    June 29, 2023 @ 10:09 am

    Helped a lot. ,thank you.


    • Rob
      August 29, 2023 @ 11:00 pm

      Very helpful! Thanks!


Leave a Reply

Your email address will not be published. Required fields are marked *