- Use DataObject.Pasting handler to intercept paste before MaxLength truncation
- Full key paste (e.g. XXXXX-XXXXX-XXXXX-XXXXX-XXXXX) distributes across all boxes
- Works when pasting into any of the 5 fields
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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