Tuesday, June 14, 2011

Windows shortcut keys

Go to “ START “ and click on “ RUN “ or hold “ WINDOWS “ Key and press “ R “ to open “ RUN “ window and type the shortcut command.

gpedit.msc = Opens Group Policy Window
certmgr.msc = Opens Certificate Manager Window
compmgmt.msc = Opens Computer management Window
devmgmt.msc = Opens Device Manager Window
lusrmgr.msc = Opens Local Users and Groups Window
dfrg.msc = Opens Defragment Window
diskmgmt.msc = Opens Disk Management Window
fsmgmt.msc = Opens Folder Sharing Management Window
eventvwr.msc = Opens Event Viewer Window
control = Opens Control Panel Window
wmimgmt.msc = Opens Windows Management Infrastructure Window
ntmsmgr.msc = Opens Removable Storage Window
perfmon.msc = Opens System Performance Manager Window
secpol.msc = Opens Local Security Policy Window
services.msc = Opens System Services Window
ciadv.msc = Opens Indexing Service Window
sndvol32 = Opens Volume Controller Window
regedit = Opens Registry Editor Window
taskmgr = Opens Windows Task Manager Window
winchat = Opens Windows chat Window
sndrec32 = Opens Windows sound recorder Window
msconfig = Opens system configuration utility Window
calc = Opens Windows calculator Utility
clipbrd = Opens Windows clipbook viewer Window
explorer = Opens Windows Explorer Window
iexplore = Opens Internet Explorer Application

Monday, June 13, 2011

Low Level Format or Zero Fill the hard disk drive

Low Level Format also called as Zero Fill is a method to completely wipe or erase the entire hard disk drive. Zero filling the hard disk drive will get rid of problems related to partitions errors such as problem reading data from sectors and tracks, wiping off confidential data for security and privacy reason, boot sector viruses. Scan and replace bad sectors. When you format the hard disk during windows installation, the operating system fills zeros only to the sectors where the operating system related files are copied. In order to perform zero filling the complete hard disk drive you have to download the low level formatting tool from particular hard disk vendor’s website. DOS based low level formatting tools are always recommended. In older computers, most of the BIOS were integrated with option called “ Low Level Format ” to completely destroy the data and repair hard disk related issues.

After Low level format or zero fill, if your hard disk drive is not working properly or still has any mechanical problem, then try zero filling the hard disk drive using third party software if not replace the hard disk drive.

Always remember to take backup before zero filling the hard disk drive and never zero fill unless there is very good reason to do so.

Seagate HDD (Hard Disk Drive) Tool
Click here  to download Zero Fill tool for Seagate hard disk drive. Same tool can also be applied for Maxtor Hard Disk Drive.

Western Digital HDD (Hard Disk Drive) Tool
Click here to download the tool by selecting specific hard disk drive model.

Samsung HDD (Hard Disk Drive) Tool
Click here  to download the tool.

Hitachi HDD (Hard Disk Drive) Tool
Click here  to download the tool.

Free Zero Fill Tool
This is a free utility which supported Maxtor, Hitachi, Seagate, Samsung, Toshiba, Fujitsu, IBM, Quantum, Western Digital.
Click here to download the tool.

Friday, June 10, 2011

Removing boot sector virus

Many computer users might have faced the message “ BOOT SECTOR VIRUS. PROCEED Y/N? “ during Windows installation thus not allowing to install the operating system or you to boot operating system if already installed. Some motherboard manufacturers have put boot sector virus protection in BIOS. Boot sector is the first sector which contains DOS boot sector or commonly known as MBR (Master Boot Record) of the hard disk drive or floppy. MBR contains information about your hard drive partitions details and from where the operating system has to boot.

If the boot sector virus protection is enabled in the BIOS, it won’t allow you to install operating system because during installation the operating system writes boot code on MBR of the hard disk drive. If you are trying to write anything on MBR, it will consider as virus. To solve this, you have to disable boot virus protection in BIOS

If you are seriously infected by boot sector virus even though you have disabled boot virus protection in BIOS, then scan your computer with good antivirus tool or use Avira Antivir Boot Sector Repair Tool to remove the boot virus. Usually boot sector virus will corrupt the MBR of the hard disk drive or floppy.

There is another way of removing boot virus. Select “R” to repair during Windows installation setup to go to DOS recovery console window. In the command prompt type “ FIXMBR ” to repair corrupted MBR.

Thursday, June 09, 2011

Installing Windows operating system using bootable USB flash drive


If your computer does not have CD or DVD drive or if your operating system files are corrupt, it is always better to have Windows operating system installed on your USB flash drive.

To install Windows operating system from bootable USB flash drive your motherboard should support USB media as first boot option. When you switch on the computer press DEL or F2 or F10 to enter BIOS setup depending on the type of motherboard you use. Go to BOOT menu and change the option USB STORAGE DEVICE or USB STORAGE STICK as first boot option. In most of the recent motherboards you can select USB STORAGE MEDIA as first boot device.

Click here for procedure to install Windows XP using bootable USB flash drive.

Click here for procedure to install Windows Vista or Windows 7 using bootable USB flash drive.

How to create partition in existing hard disk or external hard disk drive in WindowsXP

There are many ways to create partition. You can use DOS command utility FDISK or during Windows setup or with third party tools or using windows built-in COMPUTER MANAGEMENT tool after installing Windows. Partitioning hard disk drive using COMPUTER MANAGEMENT tool is very easy when compared to partitioning using FDISK.

For example: If you have 120GB hard disk drive and you have created only one partition of 40GB during Windows operating system installation. Remaining 80GB free space can be converted to two more partitions using COMPUTER MANAGEMENT tool.

Procedure:
Go to START and click on RUN to open RUN command window.
Type " compmgmt.msc " to open COMPUTER MANAGEMENT tool.
On the left side click on DISK MANAGEMENT option to view the hard disk partitions on the right side. You will see the partition list along with the file system of the partition, capacity, free space available and the health of the particular partition. Usually the partition in which operating system is installed will be named as HEALTHY (SYSTEM) under the STATUS column.

If you have multiple hard disk drives attached, you can see all attached hard disk along with partitions.
In the above image you can see two hard disk drives. One in internal hard disk which is fixed inside CPU and the other is external hard drive. Here the two hard disk drives are labeled as DISK 0, DISK 1.
The un-partitioned space will be labeled as FREE SPACE. Right-click on FREE SPACE partition and click on NEW LOGICAL DRIVE to open NEW PARTITION WIZARD
Click NEXT to select PARTITION TYPE.
Click NEXT to specify partition size. Assign the partition size. The partition size is measured in MB (Megabytes). You can assign the maximum partition size if you are not creating any further partition.
Click NEXT to assign the partition drive letter and click NEXT to format the created partition.
You can format the partition using NTFS file system or FAT32 file system. If you are concerned about security, then format the partition using NTFS file system. Select QUICK FORMAT and click NEXT to go to final screen.
Click FINISH to complete the task.

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