You don't need any plugin, it is integrated with moodle. You just have to enable it in Advanced features in the Site administration. See

• https://docs.moodle.org/400/en/Badges_settings
• https://docs.moodle.org/400/en/Managing_badges

Hi , will you please check that am i right for enable this setting. and we have enabled settings for use mozilla badge framework. will you please tell me that how does this work. Thanks.

I don't use it, but it looks ok. You have to configure the external backpack.

Hi , I couldn't find to configure setting for external backpack in moodle 3.6. will you please me that where is this setting in moodle 3.6 version for configure external backpack. Thanks

Can't check it right now, I'm on PTO this week. Try to search for backpack or badgr in the search field.