Steps to reinstall the Help and Support

Please use the following steps to reinstall the Help and Support
Center:

Step I - End the Help and Support services

Click Start, click Run and type Taskmgr and click OK. This opens Task
Manager. Click the Process tab. Stop all of the following processing if
running:

helpsvc.exe
helphost.exe
helpctr.exe

Step II - Reinstall Help and Support

Click Start, click Run and type CMD, and click OK.

In Command Prompt, type the following commands and press Enter after
each line: (Alternately, create a Batch file and run.)
>>net stop helpsvc
>>cd /d %windir%\pchealth\helpctr
>>rd packagestore /s /q
>>rd installedskus /s /q
>>cd binaries
>>start /w helpsvc /svchost netsvcs /regserver /install
>>start /w helpsvc /register

Note: The "start /w helpsvc /svchost netsvcs /regserver /install"
command line reinstalls Help and Support, which may take several
minutes.