This is how you disconnect your bot from a Facebook page:
1. Navigate to Settings in the top navbar
2. Select Bot Settings below the top navbar
3. Click Unpublish > OK
4. Click Disconnect > OK
To disconnect from a page and reconnect to a different page, follow these instructions:
1. Navigate to Settings in the top navbar
2. Select Bot Settings below the top navbar
3. Click Unpublish > OK
4. Click Disconnect > OK
5. Click Connect to Facebook
6. Select the different page
7. Click Launch Your Bot
8. Celebrate