Other Improvements
Removed the system notice area
Removed the area that displayed service announcements, along with related screens and notification settings
Future announcements in the service will be delivered using methods appropriate to each user group
Improved shared link stability
Reviewed the short shared URL mechanism to improve redirect stability
Bug Fixes
Stabilized OAuth callbacks
Fixed an issue where login or account linking could fail if too much time passed before returning from the OAuth authorization screen
Also reviewed the callback validity period so the authentication flow can complete more reliably
Improved file list and upload status performance
Improved display and interaction responsiveness in file lists and message screens
Upload progress during drag-and-drop uploads in the file tab is now reflected more consistently
Also reduced processing load when accessing shared links