The hardware issue is resolved, and the European Xbox megaserver is now available. Thank you for your patience!
Maintenance for the week of November 17:
• [IN PROGRESS] ESO Store and Account System for maintenance – November 17, 6:00AM EST (11:00 UTC) - 4:00PM EST (21:00 UTC)
• Xbox: NA and EU megaservers for maintenance – November 19, 4:00AM EST (9:00 UTC) - 12:00PM EST (17:00 UTC)
Rumor, needs further info
There is apparently a rumor floating around that it was heard on a twitch stream, that addons will be disabled when the new client is released. ZOS has yet to comment.