Since I downloaded Windows 10, random websites open every time I go on line. When I search for help, I get links to websites that are not Microsoft, which makes me very suspicious.

Please download the free version of Malwarebytes. Update it immediately.
Do a full system scan
Let us know the results at the end.

http://www.malwarebytes.org/products

Also make sure you have an anti-virus installed such as Microsoft Security Essentials and that it is up to date.

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Hessam
Windows Outreach Team- IT Pro
Windows for IT Pros on TechNet

Also make sure you have an anti-virus installed such as Microsoft Security Essentials and that it is up to date.

-

Hessam
Windows Outreach Team- IT Pro
Windows for IT Pros on TechNet

  Microsoft Security Essentials is not compatible with Windows 10. It works with Windows 7 and Vista.

Hi Glenna Evans,

Please perfrom a full scan with an antivirus software in safe mode. If you haven`t got an antivirus software, we could try the free official software.
Malicious Software Removal Tool
https://www.microsoft.com/en-hk/download/malicious-software-removal-tool-details.aspx
Please also try to perform a clean boot to troubleshoot whether this issue is caused by third party service.
How to perform a clean boot in Windows (It is applied to Windows 10)
https://support.microsoft.com/en-us/kb/929135

Best regards