I think I tried all items you listed below. But to no avail. If I don't find the solution myself, I am screwed.
Clearly my problem is unique; otherwise, the support company (SecureLink) would find the solution. But since I am just one in a "million", they don't give a shit.

Thanks.

>I'd try to get support from the company that makes that software:
>
>- Do they have a support phone number?
>- Do they have a support forum with a community?
>- Do they offer downloadable tools such as "complete" uninstallers or "cleanup" tools? Sometimes a failed or incomplete installation can cause subsequent installation attempts to fail. Running a cleanup tool can get you back to square one
>
>>Hi,
>>
>>This is another message regarding my problem installing Secure Link Connection Manager (SecureLinkCM.EXE)
>>
>>Where and how do I view what stops the installation? I am looking at the Event Viewer but I can't find where (if anywhere) the events of failed installation would be shown?
>>
>>If not in the Event Viewer, how else can I figure out what stops the installation
>>
>>Btw, I tried installation after setting Firewall OFF and bringing down the AV.
>>
>>TIA