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OnePlus 3 and 3T ride off into sunset with final security update
July 24, 2025
TheOnePlus 3andOnePlus 3Twill go down as two of OnePlus’ most popular devices, continuing theaffordable flagshiptrend started by the company two generations earlier. Unfortunately, all good things must come to an end, as the phones are now reportedly receiving their last scheduled security update.
According toXDA-Developers, OnePlus has confirmed that it’s initiated the “phase one rollout” for the update. The update will apparently be pushed out to more users once it’s confirmed that there are no major issues.

This OTA delivers the October 2019 security patch, updates Google’s apps, and offers “general bug fixes and improvements.” There’s no word on the specific bug fixes and tweaks though.
It’s certainly been a great run for the OnePlus 3 and OnePlus 3T, launching back in 2016. Back then, OnePlus’s main rivals were theSamsung Galaxy S7series,Xiaomi Mi 5,HTC 10, and theLG G5. It says a lot that the OnePlus phones are two of the few flagship devices from back then to receiveAndroid Pie. And to the best of our knowledge, none of the listed rivals have received Pie.
We’re sure the custom ROM community will keep the 2016 OnePlus phones alive beyond the official 36 month support period. But if you want official system updates on a OnePlus phone, you’ll need to upgrade to a more recent device like theOnePlus 7T. It’s a big upgrade too, owing to the 90Hz display,Snapdragon 855 Pluschipset,triple rear camera, and bigger, faster charging battery.
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