Tamper protection is disabled only under certain circumstances , It is not advisable to disable at if it is not needed.
Tamper Protection can cause unpredictable results during migration from SAV to SEP. So we request to turn off Tamper Protection before starting the migration.
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If Tamper Protection is enabled, you can choose the action that it takes when it detects an attempt to tamper with Symantec software. You can also have Tamper Protection display a message to notify you of tamper attempts
So there is no need to disable Tamper protection in SEP .