After discovering a computer virus, a more thorough way to remove it is to "format the disk." Formatting a disk refers to an operation to initialize a disk or a partition on a disk. This operation will clear all files on the disk, including hidden files.
The operating environment of this tutorial: Windows 7 system, Dell G3 computer.
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After discovering a computer virus, a more thorough way to clean it is to "format the disk." Formatting the disk will clear all files on the disk, including hidden files.
Formatting refers to an operation to initialize a disk or a partition in a disk. This operation usually results in the erasure of all files in the existing disk or partition.
Formatting is usually divided into low-level formatting and high-level formatting. Unless otherwise specified, formatting a hard drive usually refers to advanced formatting, while formatting a floppy disk usually includes both.
Disk format command
1, Format and UNformAT commands
1), function: format the disk, divide tracks and sectors ; At the same time, check whether there are defective tracks on the entire disk, and mark the bad sectors; establish a directory area and file allocation table to prepare the disk to receive DOS.
2), type: external command
3), format: format
2. UNformAT recovery formatting command
1) Function: Recover disks that have been formatted and lost data due to misuse.
2), type: external command
3), format: UNformAT〈drive letter〉[/L][/P][/TEST]
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