Recommended file name extensions exclusions for Windows antivirus programs on Exchange 2016 servers

In addition to excluding specific folders and processes, you should exclude the following Exchange-specific file name extensions in case folder exclusions fail or files are moved from their default locations.

Extensions
Description
Servers
  • .config
Application-related extensions
Mailbox servers
Edge Transport servers
  • .chk
  • .edb
  • .jfm
  • .jrs
  • .log
  • .que
Database-related extensions
Mailbox servers
Edge Transport servers
  • .dsc
  • .txt
Group Metrics-related extensions
Mailbox servers
  • .cfg
  • .grxml
Unified Messaging-related extensions
Mailbox servers
  • .lzx
Offline address book-related extensions
Mailbox servers

Comments