HTC U12+ android Pie OTA will hit every device in a few days, so the RUU upgrade method is the quicker one to handle that problem, just download the RUU and start upgrading Android Pie on your device right away
Firmware details:
Device Name: HTC U12+
Region: US
Android version: Android 9.0 Pie
Build number: 2.51.617.1
Android Security Patch Level: July 2019
Update size: 978MB
If you wish to update your device without waiting for the OTA just follow the steps below.
Download Android Pie 2.51.617.1 OTA for HTC U12+
Tap the Settings icon in the apps drawer.
In the Setting menu, head to the “About phone” section.
Now select tap on “System updates” and check for the available system updates.
Tap on Download if it notifies you of the update, and let it install automatically.
As we mentioned above that only stock un-rooted device is eligible for the update, don’t waste your device waiting for the OTA if your device is rooted, it will never gonna happen you need to switch to manual firmware installation.
Note: If you get OTA update right on your device, then before installing the update it is mandatory to charge your device minimum at 60% to avoid shut down. Good Luck 🙂
Download 2.51.617.1 RUU | Coming soon
OTA available, Download