Computer is slow at start up, takes too long to boot up

Posted by Allen on August 18th, 2010

Recently a friend of mine asked to help out with slow start up of the computer. It takes too long to boot the computer. It was very slow even after it boots. Though the computer had a decent hardware configuration.

This problem is not un-common. The main reason behind such problems is too many start-up tasks start when windows start. Also as we install different software or applications on computer, there are some background tasks associated with some applications which start running at start-up.

Steps to fix

Press Shift+Ctrl+Esc key together. This will open up windows task manager.
Click on Performance tab.

If your the PF usage is higher than the amount of your computer’s RAM (Physical memory), then it slows down your computer considerably. The performance becomes poor and slow.

In such case you need to disable some of your start-up tasks which are not essential for the system. See the steps below for steps to disable start-up tasks.

Startup tasks can be easily disabled with the help of a utility by Microsoft called Autoruns. You can download Autoruns from this link. After download, unzip and run Autoruns.exe

Logon tab shows all the tasks which are automatically start every time windows starts. Have a close look and disable some of the tasks which you don’t need at startup. For example, in some computers, at logon, web cam software, acrobat reader, real player up-dater, yahoo messenger , etc. applications start running while you may not be needing the all the time.

To disable un-necessary items to load at logon, simply un-check those items in the log-on tab as below. These applications can be started later when needed from start menu. After un-checking, just restart your computer and see the difference.

NOTE: Do not disable tasks which you are not very sure about, as they may stop some useful applications to stop from loading at start-up.

Once this has been done I would clear temp files and then run a defrag on the computer.  Along with this also check  any software you don’t need and make sure that your hard drive has some free space for the RAM.

Excel opens without displaying a workbook

Posted by Allen on August 10th, 2010

To resolve this problem yourself, follow the steps for your version of Microsoft Excel:

Microsoft Excel 2010

  1. Click the File tab, and then click Options.
  2. Click Advanced, and then click to clear the Ignore other applications check box in the General area.
  3. Click OK.

Microsoft Office Excel 2007

  1. Click the Microsoft Office Button, and then click Excel Options.
  2. Click Advanced, and then click to clear the Ignore other applications check box in the General area.
  3. Click OK.

Microsoft Office Excel 2003 or earlier versions of Excel

  1. Click Options, on the Tools menu.
  2. Click the General tab.
  3. Click to clear the Ignore other applications check box, and then click OK.

How to uninstall Internet Explorer 7 & 8

Posted by Allen on July 30th, 2010

When you uninstall Windows Internet Explorer 7, Internet Explorer 6 is automatically restored on your computer. Or Internet Explorer 7 with Internet Explorer 8 uninstall.

There are two methods for uninstalling Windows Internet Explorer 7 & 8:
Method 1: Use Add or Remove Programs
Method 2: Use Spuninst.exe

Method 1
Click Start, and then Control Panel, then Add Remove Programs.
It may take several seconds for your computer to compile a list of programs.
Scroll down through the list and click Windows Internet Explorer 7 or Internet Explorer 8, and then click Remove.

Mathod 2
Step 1:
Make hidden files and hidden folders visible
Click Start, and then click My Documents.
On the Tools menu, click Folder Options.
Click the View tab.
In the Advanced settings list, under Hidden files and folders, click Show hidden files and folders, and then click OK.
Back to the top
Step 2:
Uninstall Internet Explorer 7
To uninstall Internet Explorer 7, follow these steps:
Click Start, and then click Run.
In the Open box, type %windir%\ie7\spuninst\spuninst.exe, and then click OK.
Follow the wizard instructions to uninstall Internet Explorer 7.

Uninstall Internet Explorer 8
To uninstall Internet Explorer 8, follow these steps:
Click Start, and then click Run.
In the Open box, type %windir%\ie8\spuninst\spuninst.exe, and then click OK.
Follow the wizard instructions to uninstall Internet Explorer 8.

Microsoft Word Files Won’t Open

Posted by Allen on June 28th, 2010

Frequently, users have difficulties opening files. The files can be opened from within Word, but when clicked from Windows, they won’t open.

The problem isn’t with Word. This is most likely a problem with file associations. Windows’ file associations frequently get changed inadvertently. Fortunately, it can be remedied very easily.

In Windows XP, follow these steps:

1. Right click a Word file
2. Select Open With from the pop-up menu
3. Click Choose Program…
4. Select Word in the Programs box
5. Check Always use the selected program to open this kind of file
6. Click OK

The next time you click on a Word file, it will open correctly.

WFICA32.EXE – Application Error

Posted by Allen on June 21st, 2010

WFICA32.EXE – Application Error
Error: The instruction at “Ox77c47fd4″ referenced memory at “0×00188008. The memory could not be “read”.

The fix for this is as follows:

1. Remove network printers.
2. Rename c:\windows\system32\spool\drivers\w32x68
3. Add network printers.

Excel 2007 unable to open documents

Posted by Allen on June 14th, 2010

Excel 2007 files wont load files correctly it stays grey and wont open the file. To fix this open excel> Excel Options> Select Add-ins> Select manage: Excel Add-ins then hit go. Check Lookup wizard and hit ok.

Calendaring Error “The operation failed. An object could not be found.”

Posted by Allen on May 4th, 2010

First thing I would try is to clean up the forms cache.

To do so, follow these steps:
1. On the Tools menu, click Options.
2. Click the Other tab, and then click Advanced Options.
3. Click Custom Forms.
4. Click Manage Forms.
5. Click Clear Cache.
6. Close all open windows, and then restart Outlook 2003 and 2007.

Try running the detect and repair of outlook.

How to Remove Security Certificate Flags on Internet Explorer

Posted by Allen on May 3rd, 2010

step 1 Open an Internet Explorer window. Click “Tools,” then choose “Internet Options.” This will open the Internet Options window.

Step 2 Click the “Content” tab in the Internet Options window. This will open the Content options page.

Step 3 Click the “Certificates” button on the Content options page. This will open the Certificates window.

Step 4 Click the “Untrusted Publishers” tab in the Certificates window. It may be necessary to scroll horizontally to see the tab.

Step 5 Click to highlight the security certificate that you want to trust, then click the “Remove” button. This will open a confirmation window. Click the “Yes” button in the confirmation window to complete the process.

McAfee has developed a SuperDAT remediation Tool to restore the svchost.exe file on affected systems.

Posted by Allen on April 23rd, 2010

Q: What does the SuperDAT Remediation Tool Do?

A: The tool suppresses the driver causing the false positive by applying an Extra.dat file in c:\program files\commonfiles\mcafee\engine folder. It then restores the svchost.exe by looking first in %SYSTEM_DIR%\dllcache\svchost.exe, if not present it will attempt a restore from %WINDOWS%\servicepackfiles\i386\svchost.exe, if not present it will attempt a restore from quarantine. After the tool is run, the machine needs to be rebooted.

Recommended Recovery SuperDAT Procedure

1. From a machine that has Internet access, locate and download the Recovery SuperDAT at http://download.nai.com/products/mcafee-avert/tools/SDAT5958_EM.exe and save it to portable media.
2. Take the portable media to each affected machine and run the tool. If you are not able to run the tool on the affected machine, boot in safe mode
3. Execute the Recovery SuperDAT tool
4. Reboot in normal mode
5. Use the product update to update to 5959

W32.Wecorl.a (or Variant) Infection across enterprise

Posted by Allen on April 21st, 2010

McAfee is aware of a w32/wecorl.a false positive with the 5958 DAT file that was released on April 21, 2010.

What happens
Blue screen or DCOM error, followed by shutdown messages after updating to the 5958 DAT.

Workaround 1

McAfee has developed an EXTRA.DAT to suppress this detection. The file is attached to this article. This EXTRA.DAT does not fix the issue, it only suppresses the detection.

Apply the EXTRA.DAT to all potentially affected systems as soon as possible.

For systems that have already encountered this issue, start the computer in Safe Mode and apply the EXTRA.DAT. After applying the EXTRA.DAT, restore the affected files from Quarantine.

IMPORTANT: For VirusScan Enterprise 8.5i and later, an Access Protection feature must be temporarily disabled before proceeding:

Click Start, Programs, McAfee, VirusScan Console.
Right-click Access Protection and select Disable.
Apply the EXTRA.DAT as described below.
Right-click Access Protection and select Enable.

To apply the EXTRA.DAT locally:

Download the EXTRA.ZIP file attached to this article and extract the EXTRA.DAT file.
Click Start, Run, type services.msc and click OK.
Right-click the McAfee McShield service and select Stop.
Copy the EXTRA.DAT file to the following location:

\Program Files\Common Files\McAfee\Engine

In the Services window, right-click McAfee McShield and select Start.

Workaround 2
If the false detection has deleted or quarantined svchost.exe on your system:

IMPORTANT: Ensure that you have applied the EXTRA.DAT to suppress the false positive detection before restoring svchost.exe.

Copy the svchost.exe from a working system

On a computer that is not affected by the issue, navigate to the location below:

C:\WINDOWS\system32

Copy svchost.exe to a network location or removable media device.
On the affected system, copy svchost.exe to the location below:

C:\WINDOWS\system32

Restart the affected computer.

On some computer I have had to run the windows repair then 2 reboots of the computer to work.


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