Report ID: NOK-TA1130-CM2-2024 Device: Nokia TA-1130 (Nokia 2.2) Firmware Codename: CM2 Report Date: [Current Date] Classification: Service Manual Supplement / Flash File Guide 1. Executive Summary The Nokia TA-1130, marketed as the Nokia 2.2, is an Android One device powered by the MediaTek MT6761 (Helio A22) processor. The "CM2" designation refers to the internal hardware board/firmware project name used by HMD Global. A flash file (also known as stock ROM or firmware package) for this device is essential for repairing software bricks, removing FRP (Factory Reset Protection), upgrading/downgrading Android versions (Android 9 Pie to Android 11), and resolving boot loops.
The actual partition sizes may vary slightly between Android 9, 10, and 11. 5. Required Tools for Flashing | Tool | Version | Purpose | |-------|---------|---------| | SP Flash Tool | v5.2124+ | Low-level flash for MTK devices (requires DA file) | | Nokia OST LA | 6.4.5+ | Official HMD flashing tool for NB0 files | | MTK Bypass Utility | v30+ | Bypass SLA/DAA auth for preloader (if needed) | | USB VCOM Drivers | MediaTek 3.0.1504 | Windows driver for preloader mode | | Python 3 | 3.8+ | Running bypass scripts | 6. Flashing Methods Method A: SP Flash Tool (Scatter + DA) Use case: Full dead boot repair, downgrade, ignore version mismatch. nokia ta-1130 flash file cm2
| Partition Name | Size | Description | |----------------|------|-------------| | preloader | 256 KB | Initial bootloader, MediaTek proprietary | | pgpt | 128 KB | Primary GPT | | sgpt | 128 KB | Secondary GPT | | bootloader | 1 MB | LK (Little Kernel) bootloader | | nvram | 512 KB | IMEI, Wi-Fi MAC, BT address, calibration data | | nvdata | 2 MB | Dynamic NVRAM settings | | protect1 | 8 MB | Factory reset protection backup | | protect2 | 8 MB | Factory reset protection backup | | seccfg | 256 KB | Secure config (bootloader lock/unlock flag) | | uboot | 512 KB | U-Boot secondary loader | | boot | 32 MB | Kernel + ramdisk (Android boot image) | | recovery | 32 MB | Recovery image (stock recovery) | | cache | 256 MB | Cache partition | | system | 2.5 GB | System partition (Android OS) | | vendor | 400 MB | Vendor-specific blobs | | product | 200 MB | Product partition (Android 10+) | | odm | 50 MB | ODM customizations | | userdata | Remaining | User apps, settings, media | | metadata | 16 MB | Metadata for encryption | | frp | 1 MB | Factory Reset Protection data | A flash file (also known as stock ROM