{
  "id": "sony/xperia-xa1-ultra",
  "vendor": "Sony",
  "model": "Xperia XA1 Ultra",
  "aliases": [
    "sony-redwood"
  ],
  "category": "phone",
  "identifiers": {
    "chips": [
      "MT6757"
    ]
  },
  "status": "open-firmware",
  "projects": [
    {
      "name": "Nura/postmarketOS (testing, sony-redwood)",
      "url": "https://gitlab.postmarketos.org/postmarketOS/pmaports/-/tree/main/device/testing/device-sony-redwood",
      "kind": "firmware",
      "license": "GPL-3.0"
    },
    {
      "name": "Nura/postmarketOS wiki: Sony Xperia XA1 Ultra (sony-redwood)",
      "url": "https://wiki.nura.eco/wiki/Sony_Xperia_XA1_Ultra_(sony-redwood)",
      "kind": "other",
      "license": "CC-BY-SA-4.0"
    }
  ],
  "install": [
    {
      "project": "Nura/postmarketOS",
      "method": "usb-bootloader",
      "guide": "https://wiki.nura.eco/wiki/Sony_Xperia_XA1_Ultra_(sony-redwood)",
      "difficulty": "medium",
      "tools": [
        "Computer with pmbootstrap and fastboot",
        "USB cable"
      ],
      "notes": "Uses the bootloader's fastboot mode. The bootloader must be unlocked first, which wipes the device. Installing replaces the stock system: back up your data first. This is a testing port: what works varies, check the device page."
    }
  ],
  "provenance": {
    "sources": [
      "postmarketos"
    ]
  },
  "updated": "2026-10-17"
}