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Showing posts with label PC Troubleshooting. Show all posts
Showing posts with label PC Troubleshooting. Show all posts

Tuesday, January 11, 2011

I Forgot My Administrator Password!

Process Below :

1. Place your Windows XP CD in your cd-rom and start your computer (it’s assumed here that your XP CD is bootable – as it should be - and that you have your bios set to boot from CD)

2. Keep your eye on the screen messages for booting to your cd Typically, it will be “Press any key to boot from cd”

3. Once you get in, the first screen will indicate that Setup is inspecting your system and loading files.

4. When you get to the Welcome to Setup screen, press ENTER to Setup Windows now

5. The Licensing Agreement comes next - Press F8 to accept it.

6. The next screen is the Setup screen which gives you the option to do a Repair.

It should read something like “If one of the following Windows XP installations is damaged, Setup can try to repair it”

Use the up and down arrow keys to select your XP installation (if you only have one, it should already be selected) and press R to begin the Repair process.

7. Let the Repair run. Setup will now check your disks and then start copying files which can take several minutes.

8. Shortly after the Copying Files stage, you will be required to reboot. (this will happen automatically – you will see a progress bar stating “Your computer will reboot in 15 seconds”

9. During the reboot, do not make the mistake of “pressing any key” to boot from the CD again! Setup will resume automatically with the standard billboard screens and you will notice Installing Windows is highlighted.

10. Keep your eye on the lower left hand side of the screen and when you see the Installing Devices progress bar, press SHIFT + F10. This is the security hole! A command console will now open up giving you the potential for wide access to your system.

11. At the prompt, type NUSRMGR.CPL and press Enter. Voila! You have just gained graphical access to your User Accounts in the Control Panel.

12. Now simply pick the account you need to change and remove or change your password as you prefer. If you want to log on without having to enter your new password, you can type control userpasswords2 at the prompt and choose to log on without being asked for password. After you’ve made your changes close the windows, exit the command box and continue on with the Repair (have your Product key handy).

13. Once the Repair is done, you will be able to log on with your new password (or without a password if you chose not to use one or if you chose not to be asked for a password). Your programs and personalized settings should remain intact.

Thursday, July 22, 2010

Reset windows Administrator password

1. Place your Windows XP CD in your cd-rom and start your computer (it’s assumed here that your XP CD is bootable – as it should be - and that you have your bios set to boot from CD)

2. Keep your eye on the screen messages for booting to your cd Typically, it will be “Press any key to boot from cd”

3. Once you get in, the first screen will indicate that Setup is inspecting your system and loading files.

4. When you get to the Welcome to Setup screen, press ENTER to Setup Windows now

5. The Licensing Agreement comes next - Press F8 to accept it.

6. The next screen is the Setup screen which gives you the option to do a Repair.

It should read something like “If one of the following Windows XP installations is damaged, Setup can try to repair it”

Use the up and down arrow keys to select your XP installation (if you only have one, it should already be selected) and press R to begin the Repair process.

7. Let the Repair run. Setup will now check your disks and then start copying files which can take several minutes.

8. Shortly after the Copying Files stage, you will be required to reboot. (this will happen automatically – you will see a progress bar stating “Your computer will reboot in 15 seconds”

9. During the reboot, do not make the mistake of “pressing any key” to boot from the CD again! Setup will resume automatically with the standard billboard screens and you will notice Installing Windows is highlighted.

10. Keep your eye on the lower left hand side of the screen and when you see the Installing Devices progress bar, press SHIFT + F10. This is the security hole! A command console will now open up giving you the potential for wide access to your system.

11. At the prompt, type NUSRMGR.CPL and press Enter. Voila! You have just gained graphical access to your User Accounts in the Control Panel.

12. Now simply pick the account you need to change and remove or change your password as you prefer. If you want to log on without having to enter your new password, you can type control userpasswords2 at the prompt and choose to log on without being asked for password. After you’ve made your changes close the windows, exit the command box and continue on with the Repair (have your Product key handy).

13. Once the Repair is done, you will be able to log on with your new password (or without a password if you chose not to use one or if you chose not to be asked for a password). Your programs and personalized settings should remain intact.

I tested the above on Windows XP Pro with and without SP1 and also used this method in a real situation where someone could not remember their password and it worked like a charm to fix the problem. This security hole allows access to more than just user accounts. You can also access the Registry and Policy Editor, for example. And its gui access with mouse control. Of course, a Product Key will be needed to continue with the Repair after making the changes, but for anyone intent on gaining access to your system, this would be no problem.

And in case you are wondering, NO, you cannot cancel install after making the changes and expect to logon with your new password.

Cancelling will just result in Setup resuming at bootup and your changes will be lost.

Ok, now that your logon problem is fixed, you should make a point to prevent it from ever happening again by creating a Password Reset Disk. This is a floppy disk you can use in the event you ever forget your log on password. It allows you to set a new password.

Here's how to create one if your computer is NOT on a domain:

* Go to the Control Panel and open up User Accounts.
* Choose your account (under Pick An Account to Change) and under Related Tasks, click "Prevent a forgotten password".
* This will initiate a wizard.
* Click Next and then insert a blank formatted floppy disk into your A: drive.
* Click Next and enter your logon password in the password box.
* Click Next to begin the creation of your Password disk.
* Once completed, label and save the disk to a safe place

How to Log on to your PC Using Your Password Reset Disk

Start your computer and at the logon screen, click your user name and leave the password box blank or just type in anything. This will bring up a Logon Failure box and you will then see the option to use your Password Reset disk to create a new password. Click it which will initiate the Password Reset wizard. Insert your password reset disk into your floppy drive and follow the wizard which will let you choose a new password to use for your account.

Sunday, July 18, 2010

Does When u Double click on Drive... New Window opens?

Whenever ppl double-click on any folder in Computer,
it opens in a new window even if selected the option “Always open folders in same window” in “Tools -> Folder Options”.
For this kind of Problem
Download following zip file, extract it and then run .REG file and confirm the action:
Download

Tips to recover scratched CD's

1. Spread a cloth on a flat surface and place the CD on it.
2. Then, hold the disc with one hand, use the other to wipe the polish into the affected area with a soft cloth.
3. Wait for it to dry and buff using short, brisk strokes along the scratch, not across it.
4. A cloth sold to wipe spectacles or camera lenses will work super m8's.
5. When you can no longersee the scratch,, wash the disc with water and let it dry before playing. Intersting isnt it? Try it right now
I have used toothpaste with good effects before Ive also used car paint cutting compound on deeper scratches. It does leave lots of smaller scratches (as it is a cutting compound after all) but it will remove the worst scratches in most cases.
ya u r gng to b surely befinited by this Operation

* Fingermarks/prints cause 43% of disc problems!
* General wear & tear causes 25% of disc problems!
* Player-related issues cause 15% of disc problems!
* Remaining Others

How to "Delete administrator Password" without any software

Method 1

Boot up with DOS and delete the sam.exe and sam.log files from Windows\system32\config in your hard drive. Now when you boot up in NT the password on your built-in administrator account which will be blank (i.e No password). This solution works only if your hard drive is FAT kind.

Method 2

Step
1. Put your hard disk of your computer in any other pc .Step 2. Boot that computer and use your hard disk as a secondary hard disk (D'nt boot as primary hard disk ).Step 3. Then open that drive in which the victim’s window(or your window) is installed.Step 4. Go to location windows->system32->configStep 5. And delete SAM.exe and SAM.log
Step 6. Now remove hard disk and put in your computer.
Step 7. And boot your computer :-)

Saturday, March 27, 2010

How to uninstall hidden devices, drivers using device manager?

Today tip will help you to display the hidden devices in system Device Manger. Normally windows device manager displays the information about the hardware that ever been recognized by windows, whether it is currently present in the computer or not connected to the computer (for example USB or any other removable devices). The "Show hidden devices" option on View menu would not display the all hidden information, so you can force your system to display the detail of all hidden drives.

Follow the given steps to display the all hidden information in device manager:

To edit the computer registry, first you should log onto your computer with administrative rights.

Click Start button and type CMD in Run option then press Enter for next.

At the command prompt, type the following command and press Enter button.

set devmgr_show_nonpresent_devices=1

Here again type the following command at command prompt and then press Enter button.

start devmgmt.msc

Now in the Device Manager Console go to View menu and select the "Show hidden devices" option.

Now expand the different devices and drivers option in devices manger and you will find the devices which have been loaded in the past.
When you finish troubleshooting, close Device Manager and also exit from command prompt to clear the opened sessions.

RAM Won't Work On New Motherboard

If you upgraded your motherboard and CPU to a brand new one, you might encounter with some RAM problems. Either the system seems slower or the total amount of RAM is displayed less than the actual amount during bootup (when you just power-up the computer).

The problem usually occur if you upgraded from a 486 to a Pentium or from non-EDO RAM to EDO. There are a few things you should know. In the older motherboards, you can slot in any RAM of any amount and run them smoothly. However, newer Pentium motherboards handle EDO RAMs differently. Every EDO RAM slots must run in pairs. For example, you can't plug in a 8 meg RAM with a 16 meg RAM and expect them to run together, producing 24 meg. Instead, you must have 2 RAM slots that contains the same amount of RAM (8 meg+8 meg or 16 meg+16 meg e.g) to have them running together.

Also a reminder, you can't plug in a single 32 meg RAM to produce 32 meg. You need 2 16 meg RAMs to produce that amount. So if you need 96 meg, you must fill the the RAM banks with a combination of (16+16 meg) + (32+32 meg). In short, every RAM must run in pairs. They must be placed side-by-side. You can't place a combination of 16+32+16+32 to get 64 meg. You need to place the same amount side-by-side like this: 16+16+32+32. Most motherboard has 4 empty banks for you to place your RAM. Newer motherboards has 6 empty banks. Still, you have to run them in pairs.

Older motherboards and non-EDO RAM don't have to run under this principle. That is why when you upgrade to a newer motherboard, it might not work. Now, back to the problem. Open the cover of your PC and check whether you RAMs are place in pairs side-by-side or not. If not, rearrange them. If you found out you have a combination of a mixture of amounts like: 4+4+8+16 meg, you have to plug one out, buy a new matching one, and replace it. (In this case, take out the 8 meg and by a new 16 meg to produce 4+4+16+16. You can take out the 16 and buy an 8 but that will be downgrading, isn't it?)

This should solve the problem. Also another reminder. SDRAMs don't have to run in pairs. Older motherboard only has 1 empty bank for SDRAM (however, newer ones have more banks). If you want 64 SDRAM, just buy one single 64 SDRAM slot, plug it out, and there you are! But, remember, SDRAM won't work together with EDO. If you plug them in together, the computer will either identify the amount of EDO RAM or SDRAM you have, not both. And it will also only utilize one of them.

More Than 64 Meg RAM On HX Motherboard

It has been a myth that Windows 95 won't work with more than 64 meg RAM. That is not true. But older motherboards do have problems with more than 64 MB RAM.

Motherboards with the Intel HX chipsets is one of them. You can upgrade to more than 64 meg RAM but you must be careful. the Intel HX chipset is built in such a way it requires an additional tag RAM chip used to cached the main memory. The main memory is cached to speed up memory access. Now the problem here is, the tag chip is only capable of handling a maximum of 64 MB. If more than 64 MB is installed, only the first (from the bottom) 64 MB is cached.

Most operating systems uses RAM from top to bottom and since only the bottom one is cached, the OS is using the top uncached memory thus slowing down your system and not utilizing your RAM to the fullest.

Some motherboards have no spare tag RAM socket so I'm sorry to say, you only have a limit of 64 RAM. Some motherboards have an extra tag RAM socket. Just order one from your computer dealer, plug it in, and you can happily increased the maximum of cached RAM to 128 MB.

In short, always check how many tag RAM chips you have before buying more RAM than the maximum allows or it might slow down your system instead of speeding it up.

How to Enable Logging to solve windows startup issue?

You can troubleshoot many of computer startup problems using windows boot logging. When you start you computer with enable boot logging feature, a log file will be created to identify the drivers and services that is creating the problem during startup. The name of this file is ntbootlog.txt and located in root directory (%SYSTEMROOT%, normally in C drive). You can search this file with the name "ntbootlog.txt" in C drive. Follow the example of ntbootlog.txt in windows XP.

Service Pack 2 8 7 2007 22:02:09.500

Loaded driver \WINDOWS\system32\ntoskrnl.exe

Loaded driver \WINDOWS\system32\hal.dll

Loaded driver \WINDOWS\system32\KDCOM.DLL

Loaded driver \WINDOWS\system32\BOOTVID.dll

Loaded driver ACPI.sys

Loaded driver \WINDOWS\system32\DRIVERS\WMILIB.SYS

Loaded driver pci.sys

Loaded driver isapnp.sys

Loaded driver intelide.sys

Loaded driver \WINDOWS\system32\DRIVERS\PCIIDEX.SYS

Loaded driver MountMgr.sys

Loaded driver ftdisk.sys

Loaded driver dmload.sys

Loaded driver dmio.sys

Loaded driver PartMgr.sys

Loaded driver VolSnap.sys

Loaded driver atapi.sys

Loaded driver disk.sys

Loaded driver \WINDOWS\system32\DRIVERS\CLASSPNP.SYS

Loaded driver fltMgr.sys

Loaded driver sr.sys

Loaded driver Fastfat.sys

Loaded driver KSecDD.sys

Loaded driver NDIS.sys

Loaded driver Mup.sys

Loaded driver agp440.sys

Did not load driver ACPI Uniprocessor PC

Did not load driver Audio Codecs

Did not load driver Legacy Audio Drivers

Did not load driver Media Control Devices

Did not load driver Legacy Video Capture Devices

Did not load driver Video Codecs




To enable boot logging, boot your computer and press F8 keys. An advance menu screen will appear with different options.

*

Safe Mode
*

Safe Mode with Networking
*

Safe Mode with Command Prompt
*

Enable Boot Logging
*

Enable VGA Mode.
*

Last known Good Configuration
*

Start Windows Normally
*

Reboot

Here select the option Enable Boot Logging, and press Enter button, your system will be returned to main menu screen and again press Enter button to start logging.

If there is no problem in windows startup, then your system will boot successfully in normal mode, and you can review the log file. In case any problems in log file regarding loading services and drivers then you can troubleshoot that services (stop and restart) and drivers (reinstall).

If your problem does cause Windows to crash then restart your system and again Press F8 button to boot your system in safe mode. In safe mode again reviewing the ntbootlog.txt file and identifies the problems either disable any device or uninstall any third party application. If your problem is still there then visit your hardware vendor website for help.

How to solve low memory problems?

Normally this warning message shows when you run many programs same time than the RAM installed on your computer is designed to support. Your can solve this problem by increasing the system paging file size also called as virtual memory. Using this virtual memory windows moving information to and from the paging file for fast processing. This will free up enough RAM for other programs to run properly.

To increase the system page file follow the give path:

Control Panel > System > Advanced > Click on Settings (Under Performance) > Advanced > Change

Here under Drive (Volume label), you have option to select any of your hard disk drive, but the best choice is, select any drive other than C drive for virtual memory.



Set the double Initial & Maximum Size of your Virtual Memory. Here set initial size 700 MB and maximum size up to 1000MB; you can change this size according to the free space available on your hard drive.

How to enable the Windows Task Manager and Regedit Editor?

Today tip will help you to
unlock the windows Regedit Editor and Task Manager. Normally the reason of this message is that your computer has been infected by virus, trojan, or piece of spyware and message look like" Registry editor has been disabled by your administrator" or "Task Manager has been disabled by your administrator". By default Windows Task Manager and registry editor status is enabled, but a user can also disable or enable it manually. Some time a registry hack applies on both editors to disable it. Before proceeding further, first scan your system with up-to-date antivirus, and then follow the given steps to enable it.

To enable this feature, you will need to be logged into your computer with administrative rights.

First go to the link of registry tools to access the useful script file and download it to your computer hard disk.

Now double click on this file to run this .vbs file and then a small message will appear on screen.

Here click on Open button to execute this file and you will get a confirmation message on screen.

Click on Ok button to finish the process and now you can run the both windows editors.

How to send a voice mail to your friend using Windows XP?

E-mail is a most popular and effective way to communicate with others through the internet. You can send documents, pictures and other types of files to any destination but the interesting thing is that you can send also your voice in a mail by attaching the file with e-mail. In windows XP, you can record your voice using Sound Recorder and a microphone options.

Follow the given steps to record your voice in windows XP:

To use this feature, you will need to be logged into your computer with administrative

rights.

To start recording process, first make sure you have attached a microphone

to your computer.

First click on Start button> All programs> Accessories> click Entertainment and then click on Sound Recorder option.

Now a small "Sound - Sound Recorder" will appear, go to File menu and click on New to start a new file for recording.

Click on Record button to start recording process and start talking then click on Stop button to stop the recording.

Now again click on File menu to save this file with .wav extension to a folder of your choice.

Now send this voice file as an attachment via e-mail message to your friends.

How to change the windows default identity?

In windows XP, you can change the windows default identity (Computer Manufacturer Logo and other information's) and share your own private identity there. First you right click on My Computer then click on Properties, here may be you will see computer manufacture logo or empty area. So add your own logo there to make your computer more private.

Follow the given steps to change the system default Properties identity:

First click on Start button and type notepad in Run option then press Enter.

Now type the following text in notepad.

[General]
Manufacturer="www.ComputerFreeTips.com"
Model=" Computer Free Tips and Tricks!"
[Support Information]
Line1="We offer various help topics including A to Z Computer Free Tips and Help."
Line2="Visit daily for new tips www.ComputerFreeTips.com"


There are some standard keywords, for example Manufacturer, Model, Line 1, Line 2; you can not change these keywords. Now save this notepad file in c:/windows/system32 folder with file name, OEMINFO.INI.

Now choose your favorite picture to set as logo, using any picture editor resize the picture size approx. 150X150 pixels then save it in c:/windows/system32 folder with file name OEMLOGO.BMP.

Now close the all files and restart your computer after any changes to go into effect. To verify these changes, right click on My Computer and open Properties.

Under General tab, verify the system properties with new settings.

Now click on Support Information for more detail.

How to connect your home computer from Remote location?

Using the Remote Desktop feature, you can connect your home computer (host) from any other remote computer (client) and can access all computer resources (installed programs, data and any network resources). You can run any computer application on the remote computer as you were running actually sitting in front of home computer.

Follow the given steps to configure your computer to connect remote computer:

To use this feature, you will need to be logged into your computer with administrative rights.

To perform this task, first make sure your both computers are connected to the internet.

First you have to configure the host computer that allows the users to connect it remotely. On the host computer, right click on "My computer" and click on Properties option.



Under the Remote tab, select the option "Allow users to connect remotely to this computer" and click Ok button.



Now get the IP address of host computer (type the "ipconfig /all" on the command prompt of host computer to find IP address).

Now make a connection on remote or client computer, click on Start button, go to All Programs> Accessories, and Communications, then click on Remote Desktop Connection, option. A Remote Desktop Connection, dialog box will appear.



Click on Options button for detail configuration, under the General tab, type the IP address of host computer in the Computer box and also type username and password of host computer then click on Connect button to make a connection to remote computer.



If your username and password is correct then a remote desktop windows will appear.