Here Are 7 Computer Tricks That every IT or Computer science
student Must Know.
1.Change windows password without knowing the existing password
You can change the password without knowing the existing password. But this trick works only when your PC was logged in.
step1: Right click on computer and select manage
step2: Go to Local Users and Groups option and then click on users. You can see the list of users.
step3: Right click on the user whose password you want to change and then select set password
step4: click on proceed on the pop-up window
step5: Enter the new password and click on Ok.
You can block some websites from opening on your computer using this trick.
step1: Type this %windir%\system32\drivers\etc in run (WIN + R) or navigate to C:\Windows\System32\drivers\etc
step2: open notepad from start menu by typing notepad and running it as an administrator and then Open the hosts file by navigating to C:\Windows\System32\drivers\etc.
step3: Now if you want to block a site. say facebook or google for an example. Then type these lines.
like in the image below:
3.boost Your Broadband Speed
Though the broadband speed depends on various external factors, you can improve the internal factors by this simple trick.
step1: open cmd in administrator mode and type netsh int tcp show global and then press enter
step2: Now change the TCP parameters. Open notepad and type these commands
netsh int tcp show global
netsh int tcp set global chimney=enabled
netsh int tcp set heuristics disabled
netsh int tcp set global autotuninglevel=normal
netsh int tcp set global congestionprovider=ctcp
step3: save the file as boost.bat
step4: Run boost.bat in administrator mode. You can notice 30-35% increase in the speed
4.Faster Internet by combining two different networks
If you have two network providers, for example, an ethernet and an USB dongle, then you can avail additional benefit by using network bridge.
step1: Press WIN + R keys and type “ncpa.cpl”.
step2: Select the two network drivers from the window.
step3: Right click and select BRIDGE CONNECTIONS.
step4: You will have an additive speed of these connections.
5.Encrypting files and folders
step1: Right click on the file/folder and click on the properties at the bottom.
step2: click on advanced.
step3: tick on Encrypt contents to secure data option
step4: click ok and apply
You can access it and modify it anytime. But other users cannot access it. You can copy this files to a USB drive but you cannot view in other PC. You can view only when you know the encryption password of your PC.
7.Create Undeletable and Unrenamable Folders
Create a folder with keywords like con, aux, lpt1, lpt2, lpt3, lpt4, lpt5, lpt6, lpt7, lpt8 and lpt9 as the name. But you cannot rename or create directly with the keyword as the name. So, follow this simple trick.
step1: Go to run and type cmd
step2: In the Command Prompt , type the name of the drive you wish to create your folder in the format <drive-name>: and press Enter. e.g. If you wish to create the undeletable folder in D drive, type “D:” without the quotes. Folder cannot be created in the root of C: drive (if C: is your system drive).
step3: Type this command- “md con\” or “md lpt1\” without the quotes and press Enter. Any of the keywords can be used.
Deleting the Folder: Folder cannot be deleted manually, you can delete the folder by typing “rd con\” or “rd lpt1\” in Step 3 instead of “md con\” or “md lpt1\”.