Hi,

That game you downloaded apparantly came with a 'bonus' : malware.

Go to the Firefox menu (≡) => Add-ons => Extensions, and look for any unfamiliar or suspicious looking extensions.

When you find any : remove them.

Do the same in Windows Control Panel.

However : most malware will be 'hiding' somewhere , so let's run malware scans (even though you already have run some) :

Further information can be found in this article : https://support.mozilla.org/en-US/kb/troubleshoot-firefox-issues-caused-malware?cache=no

Run most or all of the listed malware scanners. They all work differently - what one program doesn't pick up, the other might.

Also see : https://malwaretips.com/blogs/remove-laserveradedomaina-com/

'Hope that will help you get rid of the nuisance  !

I am very grateful for your assistance. Many thanks. I really appreciate. Have a good day. Wish you well.

edkamu7 said

I am very grateful for your assistance. Many thanks. I really appreciate. Have a good day. Wish you well.

My pleasure  ! 'Wishing you well too  !