Advice 1: How to check for error USB flash drive

USB flash drive is a high - tech device that can store various information. Naturally, in addition to the files, shortcuts, folders and other things it can store malicious software that can cause errors and failures.
How to check for error USB flash drive
By themselves, the problems with USB drives can be attributed to varieties are small, but unfortunately, even such a small problem can be quite unpleasant. Perhaps for many it is easier to buy a new drive than to figure out what happened and how to solve the urgent problem. Especially since they now sell everywhere. But sometimes a USB flash drive with large memory can be very costly, and the information stored on it, is very important. In order to make future there are no unexpected troubles, users need to regularly check your device for errors and malicious software, the more it can be done easily and quickly.

Check via command line

Check the flash drive using standard operating system tools in Windows. For this you need to run the command line. You can do this in the start menu, click Run. In the window that appears type chkdsk g: /f. Instead of g one should substitute the wrong letter, which indicated the flash drive on the user's computer (you can see this in "My computer"). This procedure will help to detect broken sectors and the different kinds of errors. In addition, such manipulations are able to solve most of the problems connected with the stick. When the verification procedure is completed, the user will be presented a special report that will list detected issues, and the list eliminated.

Checking with the optional

Of course, in addition to the standard software Widnows, there are many other tools which can also check the flash drive for the presence of a variety of errors. For example, the user can use the features of the program Check of the Flash. It is one of the most effective, but, unfortunately, will delete all data on the device. So first you need to copy the important files to the computer and then check the flash drive. In the main window of the program Check Flash need to put a tick against the field "As physical device", and under "access Type", put the name of the stick. In the "Device" mark the "read Stability" and then "Action". When all is done, you can press the button "start" and wait for the end of the test.

Also you can use USB Security, the principle of which is almost indistinguishable from the previous version. In "Settings" the user must set the necessary values to choose an action and a flash drive), then you can run the test.

Advice 2 : How to check the drive for errors

Flash memory is very convenient due to small size and large volume of information that is placed on it. Not to worry about the safety of data, the flash drive can be pre-checked for malfunction.
How to check the drive for errors
To check the stick a standard feature of Windows, double-click on the icon "My computer" and right click on the icon of the flash memory. In the context menu select "Properties", go to the tab "Tools" and click "validate". In the new window check the options "Automatically fix file system errors" and "scan for and attempt recovery of bad sectors". Click "Run".
You can check the flash drive using the Windows command prompt. Press Win+R and type in run box cmd programs, and then click OK. In the command prompt window write "chkdsk m: /f /r". Instead of m put the name of the logical drive. Chkdsk with the f key looks for and corrects system errors on the disk, and r marks the broken sectors and restores their contents.
If the flash is working properly, then the result will be a message "Windows has checked the file system and found no problems. No further action is required." If problems are detected, the command will ask you to confirm the action. The chkdsk utility does not damage the information on the drive during the verify and restore damaged areas.
Check the flash drive by using third-party programs. Download archive utility free Check Flesh, unzip and run by double-clicking the file chkflsh.exe. This program erases the data when testing, so valuable information may want to move to another carrier.
In the commands window under "access Type" set "As physical device". In the list Disk select the logical name of your stick. Under "Action" select "read Stability" and "Duration" set the number of cycles of the control stick.
Click "start" to begin the test. Go to the tab "Map drive" to see in the preview window the test result. Good sectors are marked in blue, damaged, yellow and red. In the tab "Legend" proposed explanations for the symbols. After checking all error messages are placed in a text file in the tab "Log".
With this program you can save and load an image of stick. The drive can be divided into logical partitions and they are under the same operation over the entire drive. To do this in the Actions section simply select the relevant option.
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