Write as much data as possible to the USB to make it full so that every sector would be occupied. If deleted files were saved to a and b sectors, but the new data is written to d and e sectors, the deleted data would not be overwritten. Let us suppose that the USB drive has various sectors named a, b, c, d, e, f… When the space used to save deleted data is overwritten by new added data, it will be erased permanently and cannot be recovered anymore.Īlthough it sound easy to write new data to overwrite the deleted data to make it unrecoverable, it is difficult to handle because you never know which space the new added data will occupy on your pen drive. If the deleted files were overwritten by new data, they will become unrecoverable from USB.Īfter deleting files, you can add any new data to the USB pen drive. Overwrite USB after Deleting Files to Prevent Data Recovery from USB It is working the same as the first tool, IM-Magic Partition Resizer Free, which we mentioned in the front of this article. You can use this tool to erase hard disk or USB disk.Įaseus Partiton Master Free edition is free for home users that provides 'erase partition' for file deleting by filling data on the media to get old data overwritten without any chance of recovery. There is free open source Eraser that is also able to erase a pen drive for free.ĮraseTools is a free eeraser that can be used in Windows OS for disk erasing.
You can download and install CCleaner free version on your PC and use it to erase pen drive once it find data form you and you may erase them permanently. This freeware supports to wipe USB disk so that you can use it to clean USB flash drive and make all data unrecoverable.Īnd then assign a level of wiping method. It is a free partition tool, which has the function of wiping disk. Below are some free erase tools, which are able to erase data completely and make it unrecoverable from USB: One way to erase all data from a flash drive permanently is to use erase software. Overwrite the USB after deleting files (Save 10GB new files to your usb after you deleted some files when the usb is 16GB and most of the deleted data would be overwritten)ĥ Erase Software for Permanently Deleting Files from Flash Drive Use an erase tool (Partition Resizer Freeware provides erase partition to permanently delete data, HERE WE ALSO MENTIONED OTHER 4 TOOLS AS WELL TO DELETE FILES FROM MEMORY STICK) You can wipe a USB thumb drive permanently/completely with the following methods: 3 Tricks to erase files permanently on pendrive without recovery
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