The error doesn't mean that much so you can mostly ignore it. It just means you failed to connect to the Unity backup server so if your save file were to corrupt you would not be able to use the backup.
The 0.8.0.0 URP update is well under way and will soon enter beta testing. The update will be a major graphics overhaul and will improve the performance across all hardware, especially for the CPU.
Until then we will be releasing bug fix patches if there are any major bugs found so please keep reporting them.
The patch notes for this update are below. This includes a major change to how the save file was being backed up which should completely fix the issue where you needed to contact us for a new save file if your save file corrupted then reset.
- Added a cloud backup for save files. If your save file corrupts it will now revert to this instead of a local file backup
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