public/admin/tool/mfa/UPGRADING.md
The \tool_mfa\output\renderer::setup_factor() has been removed from public/admin/tool/mfa/classes/output/renderer.php.
For more information see MDL-87425
The new factor management table uses plugin_management_table, so not only the functions that changed, but the file needs to be moved from admin/tool/mfa/classes/local/admin_setting_managemfa.php to admin/tool/mfa/classes/table/admin_setting_managemfa.php
For more information see MDL-83516
Introduce the new language string settings:shortdescription, which is mandatory for each factor.
For more information see MDL-83516
The two language strings in the tool_mfa plugin, namely inputrequired and setuprequired, are deprecated.
For more information see MDL-83516
The previously deprecated setup_factor renderer method has been removed
For more information see MDL-80995