Jumat, 30 Januari 2009

Step by step Guide to install windows xp professional

How many times do you have to call a computer engineer to repair/install windows xp software on your computer when it breaks down?
There is no doubt windows xp has been the best operating system produced by Microsoft corporation. This software has been in existence since 2002 and still many people still find it difficult to install or repair when it encounters a problem.
In a short while I will be showing you how to install windows xp professional just read on.

For you to install windows xp professional, you need the installation cd and make sure that your computer has cd-rom drive. If these things are available bingo! We are ready to install windows xp professional.

After connecting your computer correctly, press the power button and hit F11, F12, F1 depending on which key take you to boot selection menu. If none of these keys takes you there then you can set CD-Rom drive as the first boot device from the BIOS setup of your computer. To go to the BIOS setup, when you power your computer press F1, F2, and delete key simultaneously one of the key should take you to the BIOS setup. Then under advance setup menu select cd-rom drive as the first boot device and press F10 to save and exit.

When your computer starts booting it will check cd-rom drive for bootable media, then it will give a statement like “press any key to boot from cd” when this message comes up press any key on the keyboard, the installation process will begin. After starting windows the first screen will show with three options

1. To set up windows xp now, press enter
2. To repair a windows xp installation using recovery console press R
3. To quit setup without installing windows xp, press F3.

Press enter, windows xp license agreement will come up press F8 to accept it
Another screen will show displaying the drives in on your computer, press enter to install window xp on the drive and copy windows file
In the next screen use your arrow key to point “ format the partition using the NTFS file system (quick) “then press enter to select it. Your system will format the drive and copy installation files. After that your computer will restart, when it does it will still show you the same message “press any key to boot from cd” don’t press anything. Your computer will start setting up windows xp professional first it will install the devices on your computer and then gives you dialog window first you type in your name and company name then press next and enter the product key of windows xp professional you are installing and press next then the installation process continues.
After setting up windows your computer will restart. Then it takes you to a screen where you have to setup a user profile. When the screen comes up enter your user and press next. And restart your computer that’s it. You have installed windows xp professional.

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Minggu, 28 Desember 2008

Downgrade laptop from windows vista to windows xp

The introduction of Windows vista has caused numerous challenges in the computer world. From consuming of computer memory, software incompatibility and others including the challenge of trying to downgrade you laptop or desktop from windows vista to windows xp.

Do you have a laptop or desktop that came with windows vista installed on it, and you want to downgrade it back to windows xp.
Did you buy a new hard drive and you want to install windows xp on it and it tells you that no hard drive was found.
In this short article I will be showing you the tricks to downgrade your laptop to windows xp.

Firstly, power your computer and enter the BIOS setup. For most motherboards the button to enter the BIOS is F1, F2, F10, and DELETE
When you turn on your laptop or desktop computer, keep pressing these buttons one will take you to the BIOS. Then inside the BIOS setup utility, locate “Sata native support” under system configuration, and then disable it. Press f10 to save and exit the BIOS setup.

Insert windows xp cd in the cd rom drive. Restart the computer and set it to boot from cd rom drive. For some computer F12, esc, F10 will take you to the boot menu select the cd rom drive and hit the enter button windows xp installation process starts. Install windows xp the way you normally do it.

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Minggu, 21 Desember 2008

Simple steps to take when your computer refuse to come up

How do you feel, when you press the power button on your computer and it refuse to turn but you shut it down yourself the last time you used it?
It is frustrating especially when it’s not just cable problem.
There are two major problems with computer
1. The computer refuse to power on
2. The computer is on but it does not boot to desktop may be it always restarts on the way.

In this article, I will be showing you series of troubleshooting tips to take when your computer to on.

First, check the AC current, if it is up to your normal AC rating in your country. Over here in Nigeria, I will check if the AC current is up to 230-240 Volts because that is the normal current in Nigeria. If it is, that means it can power the computer.

Check the power pack: check your power pack if it smells burnt that means the power pack is blown. Some power pack has a switch that can switch to either 110 volts or 230 Volts. If that is how your power pack is then switch it to your country’s current rating.
Now you are sure that the power pack is ok and the current can carry your computer.
Make sure the computer is correctly connected. If it is rightly connected, power the computer. If the computer does not come up,

Check the ram: how do you check the ram? Make sure that the power cord is not connected , Open the computer system unit look if your computer has two ram slot, if it does then remove the ram and clean it also dust the slot with a brush, then insert the ram in the other slot. Connect the power cord and power the computer now. If it is not coming up.

Check the Cmos battery: use a tester to check the battery voltage if it reads lower that 2.5 volts then may be it’s the cmos battery. Change the cmos battery, Next check your cmos jumper and make sure that the cmos jumper cap is in pin 1 and 2, and power the computer. If it does not come up then do what is called isolation.

Isolating system component: this means that you have to isolate all the system component and start reinstalling them one after the other. Finally check if your processor is good.

Check Processor: How do you check processor? Uninstall the cooling fan and heat sink, insert the processor without the cooling fan and heat sink, them connect other component and power the computer. Place your hand on the processor to know if the processor is hot or cold if its cold that means the processor is bad and vice versa. If you can replace the processor, then replace it. If you cannot then say good bye to the computer cause it’s gone.

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Sabtu, 20 Desember 2008

How to remove autorun virus from your flash drives and any hard disk drives

Have you at one time or the other used your flash drive in someone else computer and try to use it on your own computer and you discover that when you click on your drive to open, it opens in a new window?
Do you always see a notepad file with the name BOOTEX.LOG inside your flash drive?

This is a sign that you have autorun virus in your flash drive. Autorun virus is transferred through flash and storage disk from an infected computer to a none infected one. When an infected flash drive is inserted into a none infected computer the virus uses autorun.inf to execute the virus on the system. The virus is always resident in the root directory of the flash drive and other storage devices. It has file extensions like .bat, .exe, .com, .BKK and file name like autorun.inf, o1.com, etc.

Sometimes even when you scan your computer, some antivirus does not remove it.
To remove this autorun virus from your flash drive or any other drive, you have to check if your flash has autorun virus or any root directory virus.

To check your flash drive, click start in your task bar, click run, inside the dialog box type cmd when the command prompt opens, change to your flash drive directory. To change to your flash directory type you drive location and semi column (e.g. K :) and press enter. Then type dir /ah (i.e. dir space forward slash ah) this will display all the files in the root directory of the flash. If there is no virus it will some thing like the screen short below or it will write file not found. If you see any file with .com, .exe, .bkk, .inf, .exe extension on the flash drive. That means you have a virus in the flash. To delete the virus Type del /ah /f (i.e. del space forward slash ah space forward slash f) followed by the file name and press enter to delete the virus
Like the screen short above I know that BOOT.BKK is a virus in my Hard drive I will type del /ah /f BOOT.BKK to delete it. if i had more virus on my drive i will delete them one by one until there is none left.
Note: you have to type the name of the virus the way you see it because it is case sensitive.
After you have removed the files, type dir /ah to confirm if the virus has been remove.

If you followed through and took the steps as I have outlined then you will not see the virus files again that means that the virus has been removed. To remove autorun virus from your hard drives, follow the same procedure above to remove the virus. Then restart your computer and the virus is gone.

This article is open for comments and questions

To know more about computer virus and how to remove them visit online-computer-repairs.blogdspot.com or send a mail to onlinecomputerrepairs@gmail.com

Rabu, 17 Desember 2008

How to remove Desktop Virus

Do you see an advert like warning informing you that your computer is infected with virus and you should click here to run a free scan?
Do you also see task bar notification also informing you that your computer if infected with virus? . If so then there is virus in your computer and it is a Trojan virus.

A Trojan horse appears to be nothing more than an interesting computer program or file, The Trojan virus once on your computer, does not reproduce, but instead makes your computer vulnerable to malicious attacks by allowing them to access and read your files. This makes the virus extremely dangerous to your computer. This virus can be minimized when you avoid downloading unnecessary files and software’s, and only download software’s and files that you are sure of. This virus is an application that is installed in your computer and it adds itself to all user favorite folder and the current user favourite folder. Also it is in you program files.

If your computer is infected with this Trojan, continue reading, you will find how to remove the desktop virus.
If you want to remove this virus, you have to be very careful and use your common sense, for you to find it. So you have to try and identify one name that the virus uses, then use that name to get every other name that it may also be using to run.

Open my computer, double click drive C: double click document and settings, double click all users, and open my favourite folder look for the name of the virus. It might be virus scan.com. Select all the files related to virus scan.com and delete them. Do the same for all the user accounts in that computer. Also, look for the virus in your user account application data. Open document and settings and double click on all users , open application data also look for the virus there if you find it delete it and do same for all the other user account

Secondly click start, click run and type Regedit. Registry editor will open. Click the minus button beside my computer to close the tree view such that the registry editor looks like the one below. Click edit menu and click find in the menu. On the find box, type the name of the virus in the search box and press find next. You will see the registry file by the right pane. Make sure that it is the right file else do not delete because if you delete what you are not sure of you may delete an important registry entry that may cause crash of data lose. So make sure the file you are about to delete is name that the virus uses to run.
Make the search again until you have removed all the registry entries related to the virus. Download no adware from http://www.noadware.net and install it. Update the application and Use it to scan your computer, you will see all the viruses, their location, where they are installed on your computer. Because you are using a trial version, you will not be able to remove the viruses. Look at the items, their location, type, danger rate. For all the items that show severe, open the location shown in the location field and delete the files, e.g. C:\Documents and Settings\netways ltd\Application Data\antivirus scan.com. Do so for all other files that are flagged dangerous. Then rescan your computer again with NoAdware you will notice that items that you have remove manually will not be displayed again.

Furthermore click start, control panel double click add and remove program in the control panel. When the add and remove program window opens look for installed application relating to that virus, if you see any one uninstall it.

Lastly by now you have known the various names the virus is using to run. Do a computer search for the name that you have seen. Click start, click on search. when the search window opens type the name of the virus inside the files and folders field and press search. When the search is over, the result will be dispayed at the right pane of the search window. Look at the right pane you will see the name u searched for, right click on the name and click on open containig folder. This will open the folder that contains the file name you are looking for. If this is the folder containing the virus and other program that the virus run. Delete the entire folder. Go to C:\Programe Files. Look serach for the virus name and delete the folder from programe files. When these is done properly restart your computer, you will find the desktop virus no more. Your desktop will be plane color, you can change it to what ever you want. Your computer is free from desktop virus.

This article is open for comments and question

To know more on computer virus and how to remove virus visit online-computer-repairs.blogspot.com.

Selasa, 16 Desember 2008

How to restore disabled task manager, Regedit, and cmd

If you cannot open task manager, you cannot run Regedit and you cannot run command prompt (cmd). Each time you want to run cmd you see a message that says this program has been disabled by administrator, who is the administrator if not you that owns the computer. Therefore, you begin to wonder what could have happened to your computer.

Firstly, there is virus in your computer. To restore the disabled programs on your computer you have to change the registry settings that the virus changed. Now that the regedit is also disabled what do i do?
in this article we will use gpedit.msc to restore disabled task manager, regedit, and cmd
The virus that disables your Regedit and cmd and disables your task manager is a Direct Action Viruses

the main purpose of this virus is to replicate and take action when it is executed. When a specific condition is met, the virus will go into action and infect files in the directory or folder that it is in and in directories that are specified in the AUTOEXEC.BAT file PATH. This batch file is always located in the root directory of the hard disk and carries out certain operations when the computer is booted. Examples are i.exe, autorun.inf. Other virus that can disable your task manager, cmd, and regedit and automatically close your program is killer.exe virus and smss.exe. For more information on computer virus click here.

This virus attack can put your computer in a very unstable state that you even prefer to format your computer. Follow these steps to restore your disabled task manager, regedit and cmd.
If you notice that, any application that you open to use and remove the virus is automatically then you have killer.exe and smss.exe. Close all running program and boot your computer in save mode. To boot your computer in safe mode shut down your computer, turn it on, and keep pressing F8 button on your keyboard until you get to a window where you see safe mode and other troubleshooting option. Use your arrow key to move to safe mode and press the enter button it will boot in safe mode but it might take more time than usual to boot. When your computer has finish booting in safe mode click start and click on run. Type gpedit.msc, a window will open that looks like this.

Under user configuration on the left pane click the arrow before administrative template, click on system then
Look at the right hand pane. Double click prevent access to registry editing tool. The property window will appear, select disabled and click apply and ok. Still on the right pane double click, prevent access to command prompt also select disable in the property window.
Then at the left pane of the gpedit.msc expand system folder by clicking on the + sign beside it.
When the folder is expanded, click CTR+ALT Option, double click remove task manager on the right pane and select disable in the property window. Restart your computer your task manager, cmd, regedit will be restored. Then update your antivirus and scan your computer.
Note that for a virus to enter your computer and disable these windows functions, that means the antivirus in your is not good or it is not working. Probably you need to update it if it is a good antivirus.

this article is open for comments and questions

To know more on computer virus and computer repairs visit online-computer-repairs.blogspot.com. or send a mail to onlinecomputerrepairs at gmail.com

Senin, 15 Desember 2008

How to remove windows new genuine advantage notification in 4 minutes

Are you tired of Microsoft windows genuine advantage notification, always telling you that your window is not genuine?
Are you tired of having to wait for 5 seconds before you can logon to your computer?

Are you tired of popup?
Has this notification changed you desktop to total black color?
Are you thinking of formatting your computer? Remember you have files that you don’t want to loose. What is this notification?

Windows genuine advantage notification is Microsoft way of punishing people using pirated copy of windows xp. Therefore, if your computer always shows you that you may be a victim of software counterfeiting its right and you need to go and buy a genuine windows xp.

Windows genuine advantage notification occurs after you have updated your computer on the internet. Microsoft always runs a script that always checks for windows license .if your computer does not pass the test that is when you are notified.

If your version of Windows XP is not genuine and does not pass the validation schemes, you will not be able to download security patches from Windows Update, or install the latest version of Internet Explorer 7 and other software.

Recently Microsoft has even made the notification worse by changing your computer desktop color to black if your computer does not pass windows validation. This makes the notification more punishing and frustrating for users.

Declaimer: this article is not to encourage piracy but for the purpose of knowledge. Please make sure you buy a license window xp.

Well for you that bought pirated copy unknowingly follow these steps to remove this black screen and the notification.

Firstly, you have to terminate the process form running on your computer secondly you have to change the name of the files that are running the process. Then change your desktop back to what you where using before.

Right click on your task bar, click on task manager, click process tab look for the process with the name “wgatray.exe” right click on it and click end process tree, a warning message will appear click yes, the process will be terminated.
Secondly double click on my computer, double click drive C: double click windows folder, double click system 32 folder, look for two files, “wgatray.exe”. When you locate the file, right click on the file and rename them to whatever you want.
Then restart your computer. Your computer should be in good state now.

Recently Microsoft has modified the notification such that if this notification also changes your computer wallpaper and background color to black. After removing the notification simply change you desktop wallpaper again.

Sometimes this modified windows genuine advantage notification also initiates the Wgatray.exe process immediately after you end the process. To solve this problem download process terminators that will kill it process permanently for you to be able to change the name of wgatray.exe in the system 32 folder.

This article is open for comments and questions.

To know more on windows genuine advantage problem and computer repairs visit online-computer-repairs.blogspot.com