The access denied error may occur if you don’t have the ownership of the file or folder or the ownership has changed. Method 1: Take the ownership of the file or folder Here are a few tips that can help you fix this error or save your data: And there may be some important data in that folder but you can’t access them now. It stops you from opening or changing the file or folder. But the error may also occur if the file or folder is corrupted. In many cases, you can get this error because you don’t have the appropriate ownership or permissions to access or change the file or folder. Sometimes the error appears when upgrading from a previous version of Windows. This usually occurs when they are accessing or making changes to a file or folder. If you are seeing an access denied file or folder error on your Windows system, you are not alone.