Spam Score and Suspect Spam options are not available with screen resolution lower than 1280 by 1024 on Symantec Mail Security for Microsoft Exchange 7.5.4
Article ID: 163339
Mail Security for Microsoft Exchange
Symantec Mail Security for Microsoft Exchange's 7.5.4 Premium Antispam Settings page will not scroll to the Spam Scoring option.
This issue is resolved in SMSMSE 7.5.5. Upgrade to 7.5.5 to resolve this problem.