Go to https://support.broadcom.com . (Broadcom acquired Symantec’s enterprise security division in 2019).
SEPM 14.3 requires a 64-bit Windows Server (2012 through 2019 are supported). It is recommended to have at least 8 GB of RAM and 40-200 GB of disk space depending on your database choice. Installation Quick Tips symantec endpoint protection manager download 143 link
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