How to delete a file( e.g. AUTORUN file) forcefully.

When a file is in use ,we cannot delete  a file normally by "right click>delete".
Then the options available are:--
1. Stop the process which is using that file.
                       or
2. Follow the steps below.

How to delete a file (e.g. Autorun.inf File) forcefully and safely :--


1. Press "win + R" .
 

open command prompt

2.   Open command prompt by typing "CMD" .

command prompt

3.  Type "cd\" and press Enter to go to the root directory.

Go to the root directory

4. Type "H:" and press enter.

    Where H is your pen drives drive letter.

goto your pen drive

5.  Type "DEL /F /Q /A H:\autorun.inf" and press enter.

delete autorun file forcefully

      Where H is your pen drives drive letter.

Your Pen Drives drive letter i.e. H

The autorun.inf has been deleted successfully.
Its now absolutely safe to open your usb portable drive (pen drive).

autorun.inf file deleted

NOTE :--
If your pen drive contains Virus,then the virus may still be present in the pen drive but it wont be executed automatically unless you double click and open it. Do no t click on unknown executables present on the pen drive ,it might be a virus.

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How to protect your computer against viruses through pen drive.

How to protect your Computer against Viruses and other Malware :--

Viruses are programs that may utilize your system resources and cause your computer to slow down greatly.

A Virus may be a program that copies itself again and again and thus utilize your systems space (hard disk).
It may even cause your Operating systems files to be deleted causing your computer to break down or work improperly.

Mainly the pen drive contains an "AUTORUN.INF" file that helps in executing the virus automatically when the pen drive is double clicked and opened.


A sample of an autorun.inf file :--

 -----------------------------------



[autorun]
open=virus_name.exe


------------------------------------

sample autorun.inf file

NOTE:

• The autorun file is usually hidden.
• Here "virus_name.exe" is the name of the virus.
• And when the pen drive is opened, the autorun file causes the virus_name.exe to execute automatically.
• The extension of the autorun file is ".inf"

In our day to day life, the main source of viruses are pen drive or any external usb drive.

Follow the following steps to disable "Autorun" :--

1. Open control Panel

Open control panel

2.  Go to "Autoplay".

Go to Autoplay

 3. Uncheck the "Use Autoplay for all media and devices".

Un-check autoplay for media and devices

Thats it.!!!!!!!!!!!!

Before opening the pen drive please delete the autorun file as instructed in the link below--
http://aimonsoft.blogspot.com/2011/04/prevent-autorun-of-devices-like-pen.html

Now you can OPEN your pen drive safely.

NOTE:--

 Keep your Antivirus Updated .

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How to connect two or more computers to use the shared internet.

There are two types of computers .

• HOST ( computer connected to internet )

• CLIENT ( computers which want to use the shared internet )

The host must be connected to the internet and its internet must be shared (To share the internet . see http://aimonsoft.blogspot.com/2011/04/how-to-share-your-internet-over-lanwifi.html  )

 Settings to be configured before connecting the two computers :---

 Setting for HOST computer :-


1)  Open  Control Panel > All Control Panel Items > Network and Sharing Center .

      Go to " Change adapter settings " .

How to change adapter setting.

2)    Select the " Wireless Network Connection " for Wireless(wifi)  OR  "Local Area Network" for LAN.

       Right click on the " Wireless Network Connection " " for Wireless(wifi)  OR  "Local Area Network" for LAN.

       Go to " properties " .

Open properties of "Wireless Network Connection" or "Local Area Network"

3)      Select " IPv4 " .

         Go to " Properties ".

open properties of Internet Protocol Version 4

4)            Select " Use the following IP address : "

               Enter the following :-

               IP address:    192.168.0.1  or 192.168.0.2  or 192.168.0.3 and so on till 192.168.0.255

            subnet mask:   255.255.255.0

               Click " OK " .

Enter the IP address

     
 Setting for CLIENT computer :-


1)  Open  Control Panel > All Control Panel Item s> Network and Sharing Center .

      Go to " Change adapter settings " .

How to change adapter setting

2)    Select the " Wireless Network Connection " for Wireless(wifi)  OR  "Local Area Network" for LAN.

       Right click on the " Wireless Network Connection " for Wireless(wifi)  OR  "Local Area Network" for LAN.

       Go to " properties " .

Open properties of "Wireless Network Connection" or "Local Area Network"

3)      Select " IPv4 " .

         Go to " Properties ".

Open properties of Internet Protocol Version 4

4)           > Select " Use the following IP address : "

               > Enter the following :-


                                          IP address:    192.168.0.2      or    192.168.0.3  so on till 192.168.0.255
                                      subnet mask:    255.255.255.0
                               Default Gateway:    192.168.0.1
                      Preferred DNS server:    192.168.0.1


 NOTE : 
                  1.)    ( The IP address of CLIENT(i.e 192.168.0.2 here) must be different than the HOST(i.e. 192.168.0.1) . It can  range from 192.168.0.1        to       192.168.0.255)
 
                  2.)   The Default gateway and Preferred DNS server must be same as the IP Address of the HOST(i.e. 192.168.0.1 here ).
           

Enter the IP address

                       Click " OK " .


Its Done !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!



After the setting for the Host and the Client has been finished , the Host should connect to his Wireless network ( i.e. " Wireless HOME " here)

NOTE : To see how to create a Wireless network click -->  http://aimonsoft.blogspot.com/2011/04/how-to-set-up-wireless-wifi-network.html  


The HOST will see this type of  status :--

Wireless Available to connect.

Wireless waiting for the clients to connect

The CLIENT will see this type of  status :--

Wireless connected

• Click on connect 
• Enter the password.

ENJOY!!!!!!!!!!!!!!!
The clients can access the internet now. 

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