Windows 10: Regainging ownership on my Local Disk

I indead make a mistake huge one, i removed all accounts from security tab on my local disk C: including SYSTEM,Administrators account.So now i do not have a premission to enter the file nor any of my apps are working, i tryed retaking ownership but it doesent work.

:)

 

Recovering Local Disk

Thank you for your quick response.

It could be a compatibility issue with the latest update and your local disk. We suggest updating your disk driver. Follow these steps:

• On the Start, type Device Manager.
• Locate and select Disk drives.
• Right-click on your disk drive, select Properties.
• Go to the Driver tab and choose Update Driver.
• Once done, click OK.

Update us with the outcome so we can provide further assistance.

 

Unable to access Local Disks (C, (D, and any programs inside those

Hi,

Thank you for posting in Microsoft Community, we appreciate your interest in Windows 10.

As you are facing issues with privileges to access the local account, I suggest you to try the below and check if it helps.

• Please be informed us the troubleshooting steps you have already tried.

This issue might be due to some error in system settings.

If you have not yet tried the below steps, I suggest you to perform and check if it helps.

Step 1: I suggest you to log out from the current user account, restart the computer and log-in with the administrator account and check if you are able to access the local drivers.

If the issue still persists,

Step 2: I suggest you to place the computer in safe mode, try to log-in with administrator account and check if the issue persists.

Try the above steps and reply to the post with an updated status of this issue, we will be happy to assist you further.

 

why do 2 Local Disks get isolated?

This HP has a new SSD. I just now found this and wonder if it is stupids and/or dangerous to try <

"How to delete EFI partition with Diskpart

Step 1. Hit "Windows Key + R to open the run dialogue box, enter "diskpart" and click "OK" to open a black command prompt window.
Step 2. Type "list disk" to display all the disks of your computer. Type "select disk n" to identify which disk you need to work with. Here n stands for the disk letter.
Step 3. Type "list partition" to display all the volumes on the hard drive. Type "select partition n" to identify which partition you want to remove. Here n stands for the volume letter.
Step 4. Type "delete partition override" to remove the EFI partition. Finally, type "exit" to close the windows when you receive the message says, DiskPart successfully deleted the selected partition"

just for a better understanding, but not wanting to complete it, I took these steps >




in this context >




so C: should be using 70GB I assume (461- 391)

Am sure my lack of expert knowledge is showing!