Trend Micro ScanMail Real-time service on server '{0}' will virus check messages under '{1}' KB in size without writing to ...

Trend Micro ScanMail Real-time service on server '{0}' will virus check messages under '{1}' KB in size without writing to disk. If users regularly send messages over this size consider increasing the value of the TempFileThreshold registry entry to improve scanning performance. Contact Trend Micro for further information. Click on the link 'get help fixing this issue' in the actions pane located on the right side of the screen for assistance.