See https://docs.moodle.org/501/en/Configuring_the_Router. According to this page, this will be compulsory from Moodle 5.1 onwards. While earlier info describes routing as a requirement from Moodle 5.1 onwards, this has been revised. Routing is recommended for new and upgraded sites, but it is not compulsory.
Refs:
See https://docs.moodle.org/501/en/Configuring_the_Router.
According to this page, this will be compulsory from Moodle 5.1 onwards.While earlier info describes routing as a requirement from Moodle 5.1 onwards, this has been revised. Routing is recommended for new and upgraded sites, but it is not compulsory.Refs: