• Scanning for viruses from command prompt (command avast to do scanning from command
1. In CMD window type “CD C:Program FilesAlwil SoftwareAvast4”. If “c:” drive have program
files folder. Else change the c: to d: or e: or which drive Avast software installed.
2. Then type ashQuick [Path to Scanned]. For example: “ashQuick c:” or “ashQuick
• Starting Windows Recovery Console from Windows XP CD-ROM
1. Insert the Windows XP CD into your CD drive and restart your computer. If you are
prompted, select any options required to start (boot) from the CD.
2. When the text-based part of Setup begins, follow the prompts. Select the repair or recover
option by pressing R.
3. If you have a dual-boot or multiboot system, select the installation that you want to access
from the Recovery Console. Else if you only have a single-boot system, type “1” then press
4. When you are prompted, type the Administrator password.
5. At the command prompt, type Recovery Console commands, and then you can refer to the
commands that are listed in the "Available commands within Windows Recovery Console"
6. At any time, you can type Help for a list of available commands.
7. At any time, you can type “Help commandname” for help on a specific command. For
example, you can type “help attrib” to display the help on the attributes command.
8. At any time, you can exit Windows Recovery Console by typing “Exit” at the command line
and it will boot your Windows.
• Check, fix, and rebuild boot sector in Windows XP (please do it step by step and… be patient.
1. Chkdsk /R
Chkdsk is available from the Windows Recovery Console and can be a very valuable tool in
dealing with a system that does not boot properly. The use of the Recovery Console is
discussed elsewhere but note that many systems have been rescued by the Recovery
Console command chkdsk C: /R
Switches for the Chkdsk command in the Recovery Console are not the same as those in
Table I. There are only two:
o /P : Does an exhaustive check of the drive and corrects any errors. Does not check for
o /R : Locates bad sectors and recovers readable information. Includes functions of /P
2. Bootcfg /rebuild
The bootcfg /rebuild command iterates through all Windows installations so that you can
specify which installations to add.
Console command bootcfg /rebuild
You may receive a message that is similar to the following message:
Total Identified Windows Installs: 1
Add installation to boot list? (Yes/No/All): Yes
Enter Load Identifier: Microsoft Windows XP Professional (Custom description for an
operating system loading from the Boot menu).
Enter Operating System Load Options: /fastdetect
3. Fixboot c:
fixboot drive name:
Use this command to write the new Windows boot sector code on the system partition. In
the command syntax, drive name is the drive letter where the boot sector will be written.
This command fixes damage in the Windows boot sector. This command overrides the
default setting, which writes to the system boot partition. The fixboot command is
supported only on x86-based computers.
Console command fixboot c: