. Using a stock ROM is essential for fixing software issues like boot loops, IMEI errors, or reverting from custom software. 🛠Prerequisites : Install the specific Xperia X Performance drivers (supports 502SO) for Windows. : Download the latest version of (v0.9.23.0+ is recommended for Nougat support). : Ensure your device has at least 30% battery to prevent shutdown during flashing. : Flashing standard software will erase all user data 📂 How to Get the .ftf File
A: The final official Android for 502SO is Android 8.0 Oreo (with SoftBank customizations). There is no Android 9 Pie or 10 – any claim otherwise is a custom ROM.