Yes, you can. Simply follow these steps:

1. Use the ‘Change content rule dates’ option on the screen to access the list of locked content rules

2. Select the ones that you want to add into the new class(es) and click 'Edit' 

3. Make the necessary changes, then click ‘Save’.

You can edit:

• Title
• Type of rule: locked/unlocked
• Start date
• End date
• Notifications settings

If you’d like guidance copying classes, read Can I use a class as a template to create new ones?