7.6 to 10.3 Upgrade - Attachment Indexing and IFilters

We are upgrading from to The 7.6 installation documentation includes additional steps for Attachment Indexing and IFilters. The 10.3 installation documentation doesn’t include these steps. The relevant 7.6 instructions are here:

Enable Attachment Indexing: https://community.telligent.com/community/archive/w/7-user-documentation/24680/install-and-configure-search#EnableAttachmentIndexing

Install additional IFilters to index additional attachment typeshttps://community.telligent.com/community/archive/w/7-user-documentation/24680/install-and-configure-search#installAdditionalIFilters

Is the indexing of attachment file contents, including PDF and Office documents, a native part of the platform in 10.3?