Cross-platform editing works when Windows and macOS see the same project namespace, permissions, and media relationships. Build around a shared path and naming contract rather than independent mapped drives assembled by each editor.
The storage system must handle case behavior, forbidden characters, metadata files, file locking, and identity consistently. Performance matters, but a fast share that changes paths or ownership still breaks the edit.
Define a Cross-Platform Naming Contract
Choose project, reel, audio, graphics, proxy, and export folders that appear in the same hierarchy to every editor. Avoid names that are legal on one platform but problematic on the other, and define a normalization rule for supplied files.
Use a project identifier rather than editor names as the top-level key. This keeps relink paths stable when work changes hands.
Test the longest realistic path, non-ASCII names, case-only differences, and common punctuation with disposable files from both systems. Reject the convention if either client rewrites or hides names.
Build One Identity and Permission Model
Create individual accounts and project groups on the storage server. Grant write access by role, keep camera originals more restrictive, and avoid solving mismatch with anonymous or everyone-full-control access.
Create, rename, lock, and delete a test file from both platforms. A pass means ownership and group behavior remain predictable after handoff.
If local account IDs drift behind the share, fix server-side identity mapping rather than recursively changing production ownership. Log who can alter project files and backups.
Choose the Protocol and Network Path Together
SMB is the usual shared denominator for Windows and macOS teams, but validate the exact applications and server implementation. The SMB-versus-NFS comparison frames the protocol choice before tuning it.
Measure one large media transfer, a folder of small project assets, timeline playback, and concurrent access. The slowest segment among client NIC, switch, server NIC, and storage limits the path.
Split high-bandwidth editorial traffic from guest or backup traffic only when the shared path fails under measured concurrency. Extra VLANs and interfaces without a failure signal add support cost.
Separate Active Projects, Originals, and Backup
Keep active project files and current media on the working share, immutable or restricted originals in their source role, and backup on an independent destination. Do not count snapshots on the same pool as the only backup.
Use application-aware project consolidation when moving between systems; copying folders cannot always capture linked fonts, plugins, caches, or external media.
A separate backup strategy provides a useful boundary: working storage and recovery storage must not collapse into the same failure event.
Validate a Real Handoff
Start a representative project on Windows, open it on macOS, render a review file, return it to Windows, and relink to originals. Record every manual path or permission repair.
Repeat after sleep, reconnect, and a client restart. No user should need to remap a different root or gain elevated rights to continue.
Stop adding platforms when required plugins, codecs, or filename rules cannot be made consistent. Expand bandwidth only after the cross-platform handoff passes logically.
Final Setup Check
The design is ready when the same project survives Windows-to-macOS handoff, permissions remain role-based, original media stays protected, and recovery is independent of the working share.
NAS & Server Setup
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