We have grouped internal web tools into three categories:
Upgrade tools: These include the assignment upgrade helper as well as a multilang upgrade tool
Database tools: These transfer databases from one Moodle server to another, perform search-and-replace operations on text strings in the entire database, and convert MyISAM to InnoDB
Other tools: This category includes a test course generator and a basic health check
These tools are usually only applied once. After the upgrade of a particular functionality has been successful, the tool can usually be removed via the Uninstall option in Plugins | Admin tools | Manage admin tools.
The Assignment Upgrade tool converts assignments from version 2.2 or below to the new assignment activity. It can be accessed in admin/tool/assignmentupgrade
or directly via Assignment upgrade helper. Once called, you will have to select List assignments that have not been upgraded. All assignments will be listed and you have the...