There are several ways available to be able to lock your Windows XP (including Home Edition and XP Pro)
Method 1: Shortcut
1. With your mouse, right click on your desktop and select "New/Shortcut" from the list
2. Once done, copy and paste the command rundll32.exe user32.dll, LockWorkStation and click "Next"
3. You can choose to label the shortcut before choosing the "Finish" option
Method 2: Using DOS
1. Using DOS is a simple way to be able to lock your Windows XP
2. Go to the "Start" button and choose the "Run" option
3. Type in "CMD" and when the command window pops up, copy and paste rundll32.exe user32.dll, LockWorkStation before pressing the Enter key.
Method 3: Create a .bat file
1. Open a new Notepad document and copy and paste the command
@echo off
rundll32.exe user32.dll, LockWorkStation cls
2. Hence, save the text file as a .bat file
3. Once done, all you have to do is to run the file by double clicking on it
Install XP from your flashdisk
When your computer has a defect with its CD Drive and you are unable to read any CDs on it, you can choose to install Windows XP from a USB/ Flash disk and this is done quite easily. Below is what you need to do :
Step 1: Purchase a flashdisk that has a capacity of more than 1 GB.
Step 2: Download usb_prep8 from the link http://www.2shared.com/file/2581432/a65c092a/usb_prep8.html
Step 3: Download bootsect from the link http://www.2shared.com/file/2585881/5ad9ef68/bootsect.html
Step 3: An original licensed version of Windows XP on a CD as well as a spare computer or laptop.
Now, you will have to follow the procedures below:
1. Once you have downloaded the zipped folders, you can extract the zipped files
2. Choose usb_prep8.cmd and once the command prompt opens, choose any key to continue with the set up.
3. Once the PeToUSB window pops up, go to the 'Start' option to format your flashdisk.
Step 1: Purchase a flashdisk that has a capacity of more than 1 GB.
Step 2: Download usb_prep8 from the link http://www.2shared.com/file/2581432/a65c092a/usb_prep8.html
Step 3: Download bootsect from the link http://www.2shared.com/file/2585881/5ad9ef68/bootsect.html
Step 3: An original licensed version of Windows XP on a CD as well as a spare computer or laptop.
Now, you will have to follow the procedures below:
1. Once you have downloaded the zipped folders, you can extract the zipped files
2. Choose usb_prep8.cmd and once the command prompt opens, choose any key to continue with the set up.
3. Once the PeToUSB window pops up, go to the 'Start' option to format your flashdisk.
Making a backup of your registry
Here below you should two simple methods on how to make a backup and to restore your registry.
Export/ Import
Firstly open your registry editor: click on Start Menu /Run / type in the following command: regedit.
Click on File /Export. Enter File name and select a path. Ensure that the file extension is .reg and in the Export range field select All
Click on save to validate operation.
To restore the registry when using this method, simply click on File/ Import.
This method is quite simple and useful, but if one of the registry keys is modified or deleted, causing your system to fail and you can’t restart your PC, this backup shouldn’t be of any use.
The second method allows you to restore your registry base in case of system failure.
Making a backup and restoring your registry using the Windows Recovery Console
The Recovery Console is accessible from the Windows XP installation CD.
The aim is make a copy of certain files (SYSTEM, SOFTWARE, SAM, SECURITY and DEFAULT) found in the WINDOWS/System32/Config folder
The first step is to create a folder to store the copy of these files (E.g.: C:\ Backup).
Insert the XP installation CD; restart your PC, using your CD Drive as First Boot Device.
After the Installation Files are copied, Windows will ask you whether you want to Install Windows XP or Repair.
Type on the R key to select the repair option.
Go to the line ''on which installation of Windows''
Type 1 and enter your password.
After the command line: C:WINDOWS> enter the following command :
copy C:\Windows\system32\Config\SYSTEM C:\Backup
Type in Exit to quit and restart your PC.
Note that when making changes in the registry it’s important to:
Make a backup of the registry before making any modifications.
Make changes sequentially (one after the other).
Export/ Import
Firstly open your registry editor: click on Start Menu /Run / type in the following command: regedit.
Click on File /Export. Enter File name and select a path. Ensure that the file extension is .reg and in the Export range field select All
Click on save to validate operation.
To restore the registry when using this method, simply click on File/ Import.
This method is quite simple and useful, but if one of the registry keys is modified or deleted, causing your system to fail and you can’t restart your PC, this backup shouldn’t be of any use.
The second method allows you to restore your registry base in case of system failure.
Making a backup and restoring your registry using the Windows Recovery Console
The Recovery Console is accessible from the Windows XP installation CD.
The aim is make a copy of certain files (SYSTEM, SOFTWARE, SAM, SECURITY and DEFAULT) found in the WINDOWS/System32/Config folder
The first step is to create a folder to store the copy of these files (E.g.: C:\ Backup).
Insert the XP installation CD; restart your PC, using your CD Drive as First Boot Device.
After the Installation Files are copied, Windows will ask you whether you want to Install Windows XP or Repair.
Type on the R key to select the repair option.
Go to the line ''on which installation of Windows''
Type 1 and enter your password.
After the command line: C:WINDOWS> enter the following command :
copy C:\Windows\system32\Config\SYSTEM C:\Backup
Type in Exit to quit and restart your PC.
Note that when making changes in the registry it’s important to:
Make a backup of the registry before making any modifications.
Make changes sequentially (one after the other).
Windows Operating Modes
Intro
There are different operating modes in which windows can run. Windows 95/99/ME can be run either in standard mode or in 386 enhanced mode.
To choose which mode you wish to run windows, you just have to type "win" at the DOS prompt and chose the appropriate mode to run windows.
To display mode in which Windows is running, go to “Program Management” and select “About” in the menu.
When Windows start on your computer, it determines what kind of mode to prompt by investigating on its kind of CPU and how much RAM is installed on your computer.
Standard mode
If your Pentium 286 or 386 is equipped with less 2MB of free RAM, windows will automatically start in standard mode.
enhanced 386 mode
If your PC is 386 and equipped with more than 2MB of free RAM, windows starts in 386 enhanced mode.
There are different operating modes in which windows can run. Windows 95/99/ME can be run either in standard mode or in 386 enhanced mode.
To choose which mode you wish to run windows, you just have to type "win" at the DOS prompt and chose the appropriate mode to run windows.
To display mode in which Windows is running, go to “Program Management” and select “About” in the menu.
When Windows start on your computer, it determines what kind of mode to prompt by investigating on its kind of CPU and how much RAM is installed on your computer.
Standard mode
If your Pentium 286 or 386 is equipped with less 2MB of free RAM, windows will automatically start in standard mode.
enhanced 386 mode
If your PC is 386 and equipped with more than 2MB of free RAM, windows starts in 386 enhanced mode.
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