"Access Denied" or other errors when you access or work with files …
https://support.microsoft.com/en-us/topic/-access-denied-or-other-errors-when-you-access-or-work-with-files-and-folders-in-windows-219af563-1953-ab4a-f17e-b0182755214e
WEBIssue 1: You receive an "Access Denied" error message or a similar message. Issue 2: You cannot access, change, save, or delete files and folders. Issue 3: You cannot open a file or folder after you install a new version of Windows. Resolution. To resolve a particular issue, follow the steps for the issue that best describes your situation.
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