How to Restore Rundll Files to Windows XP

1. Place your Windows XP installation CD in your CD-ROM drive.
2. Click on your 'Start' menu (the lower-left icon on your screen with a Windows logo) and click 'Run.'
3. Type 'expand D:\i386\rundll32.ex_ C:\windows\system32\rundll32.exe' and click 'OK' near the bottom of the dialog window. Replace 'D' with your CD drive's letter and 'C' with your system hard drive's letter. This places an authentic, uncorrupted copy of 'rundll32' in your system.
4. Restart your computer.

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How to Remove a BCMWLTRY.EXE Error

1. Press 'Ctrl,' 'Alt,' and 'Delete' together to open the Windows Task Manager. Click the 'Processes' tab to show the currently running processes on your computer.
2. Scroll down and click 'bcmwltry.exe.' Click 'End Process.' This will stop this program from running. Move to the next step to remove it from startup if it automatically launches every time you start your computer.
3. Click the Windows 'Start' button and click 'Run.' Type 'msconfig' (without quotes) and click 'OK' to open the Systems Configuration Utility.
4. Click the 'Startup tab' and remove the check from 'bcmwltry,' or 'Broadcom.' Click 'OK' and restart your computer.
5. Double-click 'My Computer' on the desktop and double-click the 'C:' drive. Double-click the 'WINDOWS' folder. Double-click the 'System32' folder. Locate the bcmwltry.exe process and delete it.

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How to Make a Visual Basic Application for Password Protected Thumb Drives

1. Click the Windows 'Start' button and select 'All Programs.' Click 'Microsoft Visual Basic.' Click 'Visual Basic' to open the Visual Basic studio.
2. Double-click the window you want to use for the login entries. Drag and drop a text box control from the toolbox on the left side of the window and place the text box in the window form. Drag two text boxes to the window. One is for a login user name and the other is for the password.
3. Drag and drop a button control from the toolbox to the window form. This is the button users will press to log in to the drive. Double-click the button to open the button's code, which is where you type the Visual Basic code to log in.
4. Type the code to access the flash drive. Type the following code into your window:Set fso = CreateObject('Scripting.FileSystemObject')dive.VolumeName = 'x'Set reg=GetObject('winmgmts:{impersonationLevel=impersonate}!\\username\password\root\default:StdRegProv')

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How do I Fix Broken Dll Files Links in Windows Vista?

1. Back up your system using the built-in System Restore tool on your computer. To access the System Restore feature, go to 'Start,' select 'All Programs,' choose 'Accessories,' click the 'System Tools' folder and select 'System Restore.' Choose 'Create a Restore Point' on the first screen and follow the directions in each window to create a backup of the system.
2. Download the Dll file with the broken link from a Dll file download site. Two websites that offer free Dll file downloads include DLL Files and DLL Download System. Click on any file link on the page to download the file to the 'Downloads' folder of your computer.
3. Open the 'Downloads' folder or the location of the file you downloaded. Unpack the contents of the zip file that you downloaded by right-clicking the file and choosing 'Extract.' The Dll file saves separately to the folder where the zip file resides.
4. Click 'Start,' select 'Computer,' choose 'Local Disk (C:)' and open the 'Windows' folder.
5. Scroll down and find the file that needs replacing in the alphabetical list of Windows Dll files. If you do not see the DLL file that you need to replace in the 'Windows' folder, double-click the 'System32' folder to check for the DLL file in there. When you find the file, right-click it and choose 'Delete.' If you are not logged into the system as administrator, you may be prompted to enter the administrator password to finish deleting the file.
6. Drag the Dll file that you downloaded into the 'Windows' folder. The Dll file replaces the deleted file, and should allow system programs that you couldn't get to work to operate properly again.

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How to Fix Run.dll Errors for Free

1. Identify the damaged 'rundll' process. For example, if the error message reads: 'Error Loading C: Win/System32/ d3drm.dll,' then d3drm.dll is the corrupt DLL.
2. Navigate to the DLL Dump website. Search and download the DLL file that is causing error messages to the desktop.
3. Press the Windows key, and type 'C:Windows/System32' in the 'Start Search' or 'Run' field. Press 'Enter.'
4. Drag the DLL file from the desktop to the System 32 folder. Choose 'Yes' to replace the damaged file.
5. Press the Windows key, and type 'regsvr32 *the name of theDLL' in the 'Start Search' or 'Run' field. Press 'Enter' to register the file.

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How to Fix a PDF.OCX Error

1. Enable support for the PDF.OCX ActiveX control. You will get PDF.OCX errors if support for this control is disabled. Click “Start,” type “manage add-ons” into the search box and press “Enter.” Next, click “Manage Add-ons." Select “Adobe Acrobat Control for ActiveX” and click the radio button next to “Enabled.” Click “Close” to save the changes.
2. Repair the Adobe Acrobat Reader installation. Click the “Help” option on the Adobe Acrobat Reader menu bar and select “Detect and Repair.” If the PDF.OCX error was due to a corrupt Adobe Acrobat Reader installation, repairing it will resolve the issue.
3. Update Adobe Acrobat Reader to a newer version such as Adobe Reader 10. Adobe removed the PDF.OCX control after Adobe Acrobat Reader 6.0, so updating to a newer version can eliminate PDF.OCX errors. You can download the latest version of Adobe Reader from Adobe.com, but you must remove the current installation via the Windows Control Panel before you install the new version.

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How to Use Jvm.Dll

1. Open an Internet browser and navigate to the Java website (see Resources). Select the 'Free Java Download' option to download the Java application.
2. Close out of all Internet browsers and other Internet-based programs and double-click the downloaded Java application. Once open, follow the prompts of the installation wizard to completely install the Java software content onto the computer.
3. Reopen the Internet browser. The jvm.dll file is now running and in use on the computer.

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How to Run Setup.DLL

1. Run a free registry scan for your PC, because modifying Windows system components can leave damaged files in the registry (see Resources).
2. Click the 'Free Setup.dll Scan' button after clicking on the Resource noted in Step 1.
3. Complete the scan.
4. Go to the Free Download page for the installation of setup.dll (see Resources).
5. Click the 'Download setup.dll' link on that page and complete the download.
6. Open the .dll file you just downloaded.
7. Extract the .dll file onto any location on your computer, and select the option to overwrite any existing files.
8. Restart your computer.

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How to Fix a Missing File System32

1. Click the 'Start' button and then click on the 'All Programs' button.
2. Click the 'Accessories' tab and then right-click 'Command Prompt.'
3. Choose 'Run as Administrator' and then enter your administrator password into the field.
4. Press the 'Enter' key to bring up the command prompt.
5. Type 'sfc /scannow' into the command prompt.
6. Press the 'Enter' button to scan your system and replace any missing or corrupted system files.

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How to Fix the Backdoor.Graybird Trojan Horse

End Infected Processes
1. Press 'Ctrl' + 'Alt' + 'Delete.'
2. Click on the 'Task Manager' and then click on the 'Processes' tab.
3. End the following processes. To end a process, click on the process and then click 'End Process.''396109520.exe'
'50b825f5.exe'
'930905eb.exe'
'backdoor.graybird.c.exe'
'backdoor.graybird.e.exe'
'backdoor.graybird.f.exe'
'backdoor.graybird.m.exe'
'backdoor.graybird.p.exe'
'backdoor.graybird.w.exe'
'h_client.exe'
Unregister Infected DLL Files
4. Hold down the Windows key and press 'R.' The Run box opens.
5. Type 'cmd' into the Run box and click 'OK.' The Command Prompt opens.
6. Type the following into the Command Prompt. Be sure to press 'Enter' after each line.'regsvr32 /u backdoor.graybird.l.dll'
'regsvr32 /u backdoor.graybird.l[2].dll'
'regsvr32 /u backdoor.graybird.m.dll'
'regsvr32 /u backdoor.graybird.s.dll'
Delete Infected Files
7. Click on the 'Start' menu.
8. Click on the 'Search Programs and Files' box.
9. Search for and delete the following files. To delete a file, right-click on it and select 'Delete.''396109520.exe'
'50b825f5.exe'
'930905eb.exe'
'backdoor.graybird.c.exe'
'backdoor.graybird.e.exe'
'backdoor.graybird.f.exe'
'backdoor.graybird.l.dll'
'backdoor.graybird.l[2].dll'
'backdoor.graybird.m.dll'
'backdoor.graybird.m.exe'
'backdoor.graybird.p.exe'
'backdoor.graybird.s.dll'
'backdoor.graybird.w.exe'
'cserver.dat'
'cserver_dll.dat'
'h_client.exe'
'heibai.net.txt'
'help.chm'
'operate.ini'
'sserver.dat'

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How to Fix the Nv4

1. Click "Start," "Run" and type "devmgmt.msc" and click "OK." Navigate to "NVIDIA Compatible Windows 2000 Display Driver" and right-click it. Click "Disable" to disable the driver.
2. Right-click the "Start" button and click "Explore." Double-click "Windows Explorer."
3. Locate the Windows folder of your operating system version.
4. Left-click the system folder and navigate to "nv4_disp.dll." Right-click the file and click "Delete."
5. Click "Start" and click "Run." Type "Cmd" and click "Run" to open the command prompt.
6. Type "regsvr32 /u C:\Windows\System32\nv4_disp.dll" into the command prompt and press "Enter." This will un-register the "Nv4_Disp.Dll" from your system.

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How to Fix Wininet.dll

1. Click 'Start' and type 'cmd' in the search box. Press 'Enter.' This opens the Command window.
2. Type or copy and paste 'deltree tempor~1' into your Command prompt, without the quotation marks, and press 'Enter.' This command deletes the Temporary Internet Files folder.
3. Type 'Exit' and press 'Enter' to close the Command window.
4. Open Internet Explorer. Click the Internet Explorer icon, and the Temporary Internet Files folder will be rebuilt when the program starts.
5. Go to the 'Tools' menu of Internet Explorer. Select 'Internet Options.'
6. Click the 'Delete' button under 'Browsing History.'
7. Check the 'History' check box and press 'Delete.' Click 'OK' to close the 'Internet Options' window.

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How to Fix Winsock Provider Catalog Errors

1. Click 'Start' and type 'CMD' in the search box. Press the 'Ctrl,' 'Shift' and 'Enter' keys simultaneously. This action opens a Windows Command Prompt with administrative privileges.
2. Click 'Yes' on the permission dialog screen and the Windows Command Prompt opens. You should also see 'Administrator' at the top of the window.
3. Type 'netsh winsock reset' next to 'C:\Windows\System32' and press the 'Enter' key.
4. Restart your computer after you see the message 'Successfully reset the Winsock Catalog.'

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How to Find amp; Replace Missing Windows XP Files

1. Restart the computer with the Windows disc into the optical drive. Press any key to boot from the inserted disc.
2. Select your language and click “Enter” when the first Install Windows screen loads. Accept the license agreement. The setup will search for the currently installed Windows system.
3. Select your current Windows installation. Press “R” to begin the repair install. The setup will search for any missing files and other problems with the operating system. It will attempt to replace any important system files and correct any other detected errors. When it finishes loading the system files, the computer will reboot.
4. Remove the Windows XP CD. Your repaired XP installation will load.

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How to Fix DLL Errors With Freeware

Run Registry Repair 2.0
1. Visit the Regsofts website. Click “Download Now” to install Registry Repair 2.0.
2. Run the “RegpairSetup.exe” setup file. Click “Next” at the prompts and agree to the terms of Registry Repair 2.0. Click “Finish” to open the application.
3. Click “Start Scan” to find DLL errors on your system. Place a check by “Non-existent Shared Dlls” once the scan completes. Click “Fix Errors” to repair the DLL errors.
Run RegSeeker 1.55
4. Navigate the Regsofts website. Click “Download and use for free” to install RegSeeker 1.55.
5. Run the “RegSeejer.zip” setup file. Click “Next” at the prompts. Agree to the terms of RegSeeker 1.55, then click “Finish” to open the tool.
6. Click “Clean the Registry.” Allow the scan to detect and repair DLL registry issues. Reboot your system once the scan is complete.
Run ACleaner 3.5
7. Visit the Regsofts website. Scroll to the bottom of the page, and click “Download and use for free” to install ACleaner 3.5.
8. Save and run the “ACSetup” setup file. Click “Next” at the prompts, and agree to the terms of ACleaner.
9. Open the software and select “Registry.” Choose the Scan Registry option. Select the "fix errors" option once the scan is complete.

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