Are you trying to use the hide condition for your page property ?   https://experienceleague.adobe.com/docs/experience-manager-65/developing/components/hide-conditions.html 

Please check the ACL resolution for specific groups. That will give you an idea about the permission being set on on the specific resources.   Go to Tools -> Security->Permissions and select the user for which you want to check the permissions

You can use the embed component to add reference to video resources [1].Otherwise there is an enhancement request for a video component as part of core components[2].   [1]https://experienceleague.adobe.com/docs/experience-manager-core-components/using/components/embed.html?lang=en  [2]https://githu...

The translation job would be triggered when you manually import a translation job as described herehttps://docs.adobe.com/content/help/en/experience-manager-64/administering/introduction/tc-manage.html

Take a look at the recommended deployments here https://docs.adobe.com/content/help/en/experience-manager-64/deploying/deploying/recommended-deploys.html

Do you see any warning/errors in the browser console when trying to load the components in the UI ?

Are you looking to deploy replication events as described here https://helpx.adobe.com/experience-manager/using/replication_events.html 

You would need to extend the TransportHandler interface mentioned belowhttps://helpx.adobe.com/experience-manager/6-4/sites/developing/using/reference-materials/javadoc/com/day/cq/replication/TransportHandler.html

Have you tried to create a custom replication agent described here :https://helpx.adobe.com/in/experience-manager/kb/Flush-content-from-Amazon-CloudFront-CDN-AEM.html