NewOneDrive · Desktop
OneDrive: Improved max path error experience on desktop
OneDrive desktop sync users will receive improved error messaging and guided remediation when file paths exceed the 520-character limit, making it easier to resolve sync issues without admin intervention.
Microsoft's description
OneDrive desktop sync users now get clearer, more actionable guidance when file paths exceed the supported 520-character limit. The updated experience shows exactly how many characters a path is over the limit and offers a guided flow to rename or move the affected items so they can sync.