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The simple explanation of Safety Scanner (msert.exe) is quite straightforward – it’s a scan tool that users can download to identify and remove any malware residing on their computers. Malware has hijacked msert.exe after it expired – only applicable if you downloaded the Safety Scanner over 10 days before starting to get the error.A 3rd party software is preventing the scanner from starting.The executable of Safety Scanner has expired and needs to be redownloaded.
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Microsoft has developed a few security tools aimed to help users deal with malware on their Windows computers.
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