How to activate/inactivate comment for all cards in a mix?

To activate comment for all cards in a mix:

1. Click on ‘Edit’ button on the relevant mix or ‘+ New mix’ if you are creating a new mix

   

    

2. Click ‘More preferences’

   

    

3. Enable button ‘Enable comments for all cards’

   

    

4. Click ‘Save'

To inactivate comment for all cards in a mix:

1. Click on ‘Edit’ button on the relevant mix

   

    

2. Click ‘More preferences’

   

    

3. Disable button ‘Enable comments for all cards’

   

    

4. Click ‘Save'

Note: You can only activate/inactivate comment in a card within a read-only mix from the source. To know more about it, click here: How to activate/deactivate comment in cards within read-only mix?