Before you rush to unlock your bootloader, you must understand a hard truth about the Xperia XA1.
If you still love the XA1's compact, "loop surface" design but hate the sluggish software, a custom ROM is a must. It transforms a "retired" phone into a snappy, capable daily driver. sony xperia xa1 custom rom better
This post assumes the user has the single-SIM (G3121) or dual-SIM (G3112) MT6757 variant. The Snapdragon XA1 Plus is a different story. Before you rush to unlock your bootloader, you