I believe Firefox stopped including Google search a few upgrades past but you can add it manually. I participated in the Windows 10 preview period but elected not to buy or upgrade just yet. Edge replaced Spartan near the end of Windows 10 development but, as I recall, there was a convoluted method of changing the default (Bing) search engine to that of one's choice. I can't give you step by step and Windows will make you jump through hoops but it can be done. No need to give up.
Windows 10 appears to have
brought with it embedded software,I use firefox with google search engine. all well at first but cannot access google search, tried all to reset, but keeps reverting to yahoo which i DON'T want Yahoo not listed amount my programs, so assume tied in with windows edge? how do I rid myself of this pesky (possibly illegal ?? ) software, all help welcome thanks david

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