Checking and fixing startup errors can be done in the Windows 7 operating system using the graphical interface and using the command line. The first option is more convenient for novice computer users, although using the CHKDSK command is more powerful.
Necessary
Windows 7
Instructions
Step 1
Press the "Start" button to bring up the main menu of the system and go to the "Computer" item to perform the operation of checking the selected disk for errors.
Step 2
Call the context menu by right-clicking on the disk icon to be scanned and go to the "Properties" item.
Step 3
Go to the "Service" tab in the window that opens and click the "Check" button.
Step 4
Click the Run button in the Check Local Disk Drive_name dialog box to perform the check without additional steps.
Step 5
Select the Automatically fix system errors check box to scan the selected drive and fix file and folder errors.
Step 6
Select "Check and repair bad sectors" to find and recover data in bad sectors.
Step 7
Return to the main Start menu and go to Run to launch the command line tool.
Step 8
Enter chkdsk in the Open field to run a disk check without any further action and click OK to confirm the command.
Step 9
Use the value "drive_letter:" to specify the selected drive to check (chkdsk C:).
Step 10
Enter / F to correct errors on the selected drive and click OK to confirm the changes (chkdsk C: / F).
Step 11
Use the / R value to find bad sectors and restore data stored in them. When using this command, the / F value is required (chkdsk C: / F / R). Press the Enter key to confirm the execution of the command.
Step 12
Specify / X to pre-detach the selected volume. When using this command, the / F value is required (chkdsk C: / F / X). Click the Ok button to confirm the application of the changes made.
