Last updated: 16 December 2019
1) You are using an unsupported web browser. We recommend using the Google Chrome browser for working with BrightSign Network Web UI.
2) Lack of permissions for content upload. Verify which role your user belongs to.
3) In order to upload content to the BrightSign Network, your browser must have access to api.brightsignnetwork.com on port 443. Make sure this address and port aren't blocked by your firewall.
I am looking to find the content tells me how to release a subscription from one unit to another? I don't see it.
Please see this FAQ: https://brightsign.zendesk.com/hc/en-us/articles/222661087-How-do-I-reassign-a-BrightSign-Network-subscription-or-pass-to-another-player-