The OnePlus Nord 3 is now getting the Android 14 update. Do note that the rollout is quite limited at the moment, but that'll change soon.
Which OnePlus devices receive OxygenOS 14 (Android 14) update
OnePlus Nord CE 3 Lite OxygenOS 14 Open Beta 1 (Android 14) Update Released
OnePlus Nord 3 gets a taste of Android 14 with Oxygen OS 14 Open Beta - Gizmochina
Will OnePlus Nord 3 Get Android 14 (OxygenOS 14) Update?
OnePlus Nord 3 Android 14 Closed Beta Update Rolling Out in India - MySmartPrice
Android 14 Eligible Devices: Checkout Full List
OxygenOS 14 Open Beta Rollout Timeline, Android 14-Compatible OnePlus Phones Confirmed: Details
Here's when your OnePlus phone will get the OxygenOS 14 (Android 14) update
OnePlus Nord CE 3 Lite Android 14 And OxygenOS 14 Update Review
OxygenOS 14 and Android 14: official roadmap, which OnePlus are updating - GizChina.it
How Many Updates Will OnePlus Nord 3/CE 3 Get