Posted March 26, 201410 yr I am running a Windows 7, 64 bit computer and am trying to install MS Essentials. I get error 0x8004FF81. I have restarted my computer several times and tried to download MSE several times to no avail. I am also getting a flag that says to turn on Windows Security Center and Windows Defender needs to scan my computer. When I click "scan now" or "turn on now", neither one of them work. Can you help me? Continue reading...
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