See detailed explanations on Wikipedia page , or check Microsoft Definition of format. Delete partition: Create empty space that to be used for create new partitions -Microsoft. Disk Cleanup: Free up disk space on by removing unnecessary files like, compression of old files, temporary internet files, temporary Windows files, Downloaded program files, recycle bin, removal of unused applications or optional Windows components, Setup log files, cached page.
Wipe Disk or partition: completely and permanently erase data on the hard drive or partition I think it will help in some way, now you can try the following guide. Differences between format, delete, cleanup and wipe Many years ago, Format is always the last thing to do when we have no choice on how to manage disk partition low disk space problem in C drive. System has crashed: Operating system on your computer cannot boot, and formatting C drive and reinstalling system might be ultimate solution.
Reinstall OS: You need to format system partition before reinstalling it or changing Windows version. Simply erasing all the data on your hard drive and formatting it is not enough security. Formatting a disk does not erase the data on the disk, only the address tables. It makes it much more difficult to recover the files. Given that, I would say that doing a full format in Windows Vista or later is secure enough for most personal users.
If you remove a partition from hard drive or other storage devices, the disk space once occupied by the partition will become unallocated and files in that partition will be lost at the same time. Then you can either create a new partition on unallocated space or add allocated space to current partition. So, full format does erase all data. Generally speaking, data that is fully formatted in Windows Vista and later Windows versions will not be able to be recovered by data recovery software.
Formatting a hard drive also erases Windows. Comparison between Delete and Format: Delete Format Purpose Removes data from system such as hard drive Process of removal Removes data one at a time Removes all data together Erasing data Simply removes the file from directory Actually erases the data Recoverable The files that are deleted can be recovered if not rewritten on Files that are erased can be recovered Time Takes time to delete as it deletes single files Is faster as it erases the whole thing Image Courtesy: basicblogtips.
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