The bug
On mobile (Windows 10, right-click), if you hold tap, the armor will be consumed and will not make a duplicate when the player is in creative mode. This use to be a feature that persisted but it no longer works.
Linked issues
duplicates 1
Comments 2
Thank you for your report!
We're actually already tracking this issue at MCPE-67834, so I will resolve and link this ticket as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature to see if the issue has already been mentioned.
Quick Links:
📓 Issue Guidelines – 💬 Community Support – 📧 Customer Support – ✍️ Feedback and Suggestions – 📖 Game Wiki
Can confirm.