Hi I'm not aware of Microsoft spamming anyone. It maybe time you ran some malware programs. I suggest running Malwarebytes free and Adwcleaner to see if you are infected! If you need more help, please join the forum Here! https://www.malwarebytes.com/mwb-download/ AdwCleaner Download
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Ranting here does nothing to solve your problem unless you'd like to join us here for help.