DEAR SIRS, PLEASE HELP How to remove Browser hijacked by 'a.horsered.com' on my blog:https://rightwaystechnologies.blogspot.com/ THANKS RICHARDrightwayspro@gmail.com

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How to remove Brower hijacked by 'a.horsered.com'

You may have ad/mal-ware. 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 free to use malware scanners. Each works differently. If one program misses something, another may pick it up.

Web search: https://www.bing.com/search?q=browser+hijacked+'a.horsered.com'