easeus data recovery wizard 13.5 serial number

And sometimes, a file may not be saved in continuous sectors, that’s why defragment is necessary to improve partition I/O speed.Ī hard drive used for a period of time maybe look like the picture below shows. File name, time stamp, size info and some other file properties are saved to directory part (file table), while file content is separately written to data storage part. We all know Windows format will create a partition on unallocated space, and the required 'directory info' is also created during this operation.Īfter the 'directory info (file system)' created, new written data will be organized with specific rule in the partition. As there is no 'directory info' to manage how and where the written data should be placed.

These areas are called Sector (The size of a single sector is usually 512 bytes or 4KB).ĭata is still unable to be writen to the drive although the 'room' for data is prepared. Then it creates many areas on each track for saving data. Low level format is naturally done by hard drive manufacturer, which divides each platter into multiple concentric circles named Tracks first. Generally, a hard drive must be formatted two times separately with low level format and Windows format before you can save the file onto it. To know why the issue happens, it is necessary to understand how a file is stored on a hard drive first. Video Tutorial about why the lost data cannot be recovered: This article explains why this happened and provides you possible solutions if you encounter one of the situation now. Only part of file content is viewable or cannot be open at all.įile is recovered in 0KB but product lists it with original size. Sometimes, the file recovered with EaseUS Data Recovery Wizard is incomplete, for example:įile name or folder structure is missing. EaseUS Data Recovery Wizard (Windows and MAC versions)

Easeus data recovery wizard 13.5 serial number