Setup Log in as admin Navigate to Server > Tasks > Scheduled tasks in site administration Run the Download available H5P content types from h5p.org task manually (if it hasn't already run) Navigate to site content bank Add an Arithmetic Quiz item Title: Mine Max number of questions: 2 Before applying patch Create a user Create a course Enrol user as student on course Create three H5P activities Select the item from the content bank you previously created for each Log out Log in as test user Complete each of the three H5P activities in the course Log out Log in as admin Delete the first H5P activity Run cron to ensure the activity is fully removed Execute the following query: SELECT * FROM moodle.m_h5pactivity_attempts; Confirm it returns attempt data for all three activities Execute the following query: SELECT * FROM moodle.m_h5pactivity_attempts_results; Confirm it returns attempt result data for all three activities After applying patch Run upgrade step Re-run previous queries, confirm that attempt/result data for the first activity has been removed Confirm that attempt/result data for the existing activities has been retained Delete the second H5P activity Run cron to ensure the activity is fully removed Re-run previous queries, confirm that attempt/result data for the second activity has been removed Confirm that attempt/result data for the third activity has been retained