In this tutorial, we will show you how to flash the Treble A/B GSI Custom ROM onto your Sony Xperia 1 II devices. One of the biggest perks with an open-source operating system is the ability to try your hands on a plethora of tweaks and modifications. Among them, installing a custom ROM would occupy among the top spots any day of the week. These ROMs add additional features to your device, something that the stock cannot provide.
However, the thing is not every device has such an active custom development, and hence some get bereft with these offerings. But when Google launched Project Treble, alongside Android 8.0 Oreo, the entire Android ecosystem underwent a major overhaul. Earlier, whenever a new Android update made its way, the OEMs had to wait for the chipset manufacturers like Qualcomm to make changes to their components.
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However, with Project Treble, these lower-level codes (including chipset and modem) didn’t need to be updated every time a new Android version made its way. This gave rise to faster Android updates and also paved the way for Generic System Images. And in this guide, we will be making use of this GSI file. So without further ado, here are the required instructions to flash a Treble A/B GSI Custom ROM on Sony Xperia 1 II.
