![]() The default setting is writing zeros, and you can select random data or other hex data. Select how to overwrite files and then click "Permanently Delete" button.įrom the drop-down list of "Fill File Data With", you can choose characters to be used to overwrite deleted files. Tip: You can select multiple files with the help of Shift key and Ctrl key. Find files you want to delete, right-click files and choose "Delete Files Permanently". If you want to wipe the entire partition/hard drive, or erase deleted data, then move to rest part of this article. This guide will show you how to securely delete existing files from computer hard drive so they cannot be recovered. How Do I Permanently Delete Files from My Computer Without Recovery? Support to create a bootable USB drive so that you can wipe system disk or C drive. Wipe free space: Erase free space to overwrite lost files, keeping existing data intact.ĭelete existing files or folders permanently: Overwrite disk space while deleting files, making them unrecoverable. Wipe an entire disk: Support to permanently wipe everything on hard drive, flash drives, SD card, etc., including files, partitions and partition table. The DiskGenius Free Edition provides solutions to delete files completely or wipe hard drives, preventing lost files from recovery. Overwriting and wiping data can be done easily with the help of a free disk manager tool called DiskGenius. Thus, we can get files unrecoverable by overwriting the disk space occupied by deleted files. How do you permanently delete files so they cannot be recovered? Since deleted files are not always recoverable, for example, data recovery tools or experts cannot get back files that have been overwritten. Once these sectors get reused, deleted files are overwritten and become unrecoverable. Since disk sectors containing the delete file is marked as free, it can be used to store other data whenever you write data to that drive. That's why deleted files are recoverable. The content of the file itself remains on hard drive without being erased. When you delete a file via Shift + Delete, only the file entry gets deleted and disk space taken by the file is marked as free. In short, the file entries and file data are stored separately. ![]() ![]() These file entries are kept in file system, more specifically, the $MFT (Master File Table) of NTFS partition or FAT (File Allocation Table) of FAT partitions. At the same time, file system creates an entry for the file, recording the file's location, size, name, date and other information, so that operating system can keep track of files easily. When a file is stored on hard drive, some disk space is allocated to the file. Why are deleted files recoverable? Let's take a look at what happens when you delete a file and empty the Recycle Bin (or delete files using Shift + Delete). Why? Although Windows offers different ways of deleting files, deleted files can be recovered by many third-party recovery programs. Why should I permanently delete files? You should pay attention to permanently deleting files and wiping hard disks before selling or recycling computer or hard drive, especially when your computer has been used to store critical data. ![]() However, the fact is that these files haven't been completely erased from hard drive. Those files cannot be restored from the Recycle Bin are regarded as permanently deleted. What is the correct way to permanently remove files?įor Windows users, there are several options to delete a file, for example,ĭelete files using the right-click context menu.ĭelete files using the "Delete" feature in File Explorer.ĭelete files by pressing the Delete key on keyboard.įrom the point of view of Windows operating system, the permanent deletion of files means emptying the Recycle Bin or deleting files using Shift + Delete shortcut keys. Secure deletion can prevent the next user from performing hard drive recovery and getting your data. It is recommended that sensitive information should be securely deleted or erased off computer hard drive if you plan to sell or dispose computer or hard drive.
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