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Konstantinos Tsoukalas

Konstantinos is the founder and administrator of Wintips.org. 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.).

8 Comments

  1. Calvin
    May 18, 2025 @ 4:06 pm

    Thanks for helping me fix my corrupted storage! Tried /r first but canceled it. Did /f later, now it's fixed, thanks also to W11 Copilot’s help.

    Reply

  2. H.R.
    January 4, 2025 @ 10:08 pm

    My Sony Vaio laptop (Win8pro) went all black screen on me when I installed a Logitech driver. I was left with nothing but an onscreen cursor. Safe mode, recovery DVDs, F keys on start up – no luck.
    Bought a new hard drive, restored windows from DVDs, bought a SATA USB enclosure, used it to plug the broken hard drive into the laptop. Immediately it found 3 of my 4 partitions, but only 2 of them were accessible. The one I wanted had the access denied error. It was the original C: drive and was password protected.
    Ran through your steps above, but the menus I encountered were slightly different to the screenshots. There were only 5 tabs for properties, instead of 9 and there was no OWNER tab on the security one. I carried on as best I could and it's taken all day. The chkdsk alone took over 3 hours. At the end of every step, no change, still access denied.
    Then…… on the last step, add EVERYONE…… hey presto, it's accessible. Woohoo!

    *** All I can say is thank you very much indeed. ***

    I don't store my important files on the computer, they are only on memory cards which are backed up frequently. But the laptop had accumulated a lot of less important files over the last 12 years, less important that is, until you lose them and realise how annoying it is to have to start again. Things like templates for printing, bluetooth files, game saves, downloaded programs I use but couldn't remember the names of, even my customised normal.dot file for word that has all my macros in it.
    I have them back now thanks solely to you. So again, thanks very much. You're a star!

    Reply

  3. Olumide
    August 25, 2024 @ 9:54 am

    That final step of using "Everyone" did it!

    Reply

  4. Raina W.
    June 15, 2024 @ 4:41 am

    Thank you so much for your guide! I did some of the steps provided from other guides but never Step 3 and it finally opened my drive.

    Reply

  5. J Z
    December 13, 2023 @ 5:36 pm

    Needed all steps up to step 3. Best guide I found thank you.

    Reply

  6. Pierre2Grenoble
    September 6, 2023 @ 8:35 pm

    Hello all, thank you for this obvious but very helpful tip to retrieve access to an "inaccessible" drive with access denied. Here below is my personal use case:

    – Windows boot drive corrupted after a BSOD crash

    – drive copy and setup with diskpart and bceditedit in order to get it bootable on the new drive

    /!\ booting issue with a black screen ignoring if Windows was running underground

    – default boot drive permissions were broken with access denied under Explorer and access OK in Windows Console

    – missing standard permissions for groups Users and Authenticated users restored with icacls but access still denied under Explorer and boot still with a black screen

    – default ownership was restored from System to TrustedInstaller RATHER THAN GRANTED to Administrators as advised in first step here

    => access granted to Everyone on C:\root WITH object (OI) and container (CI) inhéritance BUT WITHOUT explicit propagation to child items as subfolders and files

    /!\ BINGO! THAT SOLE STEP 2 DID THE TRICK! THE DRIVE BECAME IMMEDIATELY ACCESSIBLE AND READABLE UNDER WINDOWS EXPLORER

    – then i booted from it, the screen remained black but I observed a huge disk and network activity and keyboard was active: I blindly managed to shutdown it properly

    – this time I booted it in safe mode and the screen became active and I was able to open a user session and continue to troubleshoot: Metro apps and GUI to be repaired in order to get access back to the Start menu, the Action Center, the Windows Search and so on. I do know I will be successful :-) crossed fingers!

    – at the end, I WILL REMOVE THE ACCESS GRANTED TO EVERYONE FOR SECURITY PURPOSE

    THANKS AGAIN FOR THIS!

    Reply

  7. Cenema
    August 19, 2023 @ 9:58 am

    That actually worked for me, my files are saved! thank you sooooo much for the amazing guide.
    I had a laptop that went crazy with permissions, and completely locked me out of my drive and files after an automatic chkdsk operation.

    went through the guide and my drive only showed after completing all the steps in the guide. not only that i can see my files in other computers, it also fixed very old permissions problem in the laptop itself.

    Reply

  8. Ma Nu
    February 27, 2023 @ 1:23 am

    I tried to fix this problem with the instructions on probably 10 other websites and none of those worked. Method 2 through step 1.A. "Change the drive owner" on your site was the one that worked. I highly recommend your site, admire the detailed and accurate advice, clean ad-free instructions, and am overall very satisfied with your assistance. I will be donating after submitting this comment. Kudos and 5 out of 5 stars!

    Reply

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