Oppo A11n PCHM00 Flash File
Download Oppo A11n (PCHM00) official flash file version A.55 with ColorOS 6 (Android 9). Powered by Qualcomm Snapdragon 665 (11nm). 5000mAh battery. China domestic variant with SD card support. Flash ...
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Oppo A11n PCHM00 Flash File
| Description | Official factory flash package for Oppo A11n (model PCHM00) running ColorOS 6 based on Android 9 Pie. Powered by Qualcomm Snapdragon 665 (11nm) chipset with 5000mAh battery. China domestic A-series variant with dedicated SD card slot. Flash via EDL mode using Flash Tool. Perfect for fixing hang on logo, removing all screen locks, bypassing FRP, unbricking dead units, and repairing all software related issues after failed updates. |
| Device Name | Oppo A11n |
| Brand | Oppo |
| Model | PCHM00 |
| Chipset | Qualcomm Snapdragon 665 (11nm) |
| Operating System | Android 9 Pie |
| User Interface | ColorOS 6 |
| Region | China (Domestic) |
| Flash File Version | PCHM00_11_A.55_200616_5714e0c1 |
| Build Version | A.55 |
| Build Date | 16 June 2020 |
| RAM Options | 6GB LPDDR4X |
| Storage Options | 128GB eMMC 5.1 |
| Expandable Storage | Yes (dedicated microSD card slot) |
| Battery Capacity | 5000mAh Li-Po non-removable |
| Charging Support | 10W standard charging |
| Display | 6.5 inches IPS LCD, 60Hz refresh rate |
| Display Resolution | HD+ 1600 x 720 pixels |
| Network | 4G LTE Dual SIM |
| Rear Camera | 12MP + 8MP + 2MP + 2MP quad camera setup |
| Front Camera | 16MP waterdrop notch selfie camera |
| Audio | Single speaker with 3.5mm headphone jack |
| Fingerprint | Rear-mounted sensor |
| Build | Plastic frame with plastic back |
| File Size | Approx 3-5 GB |
| Flash Mode | EDL (Emergency Download Mode) |
| Flash Tool | Flash Tool / OPlus Flash Tool / MSM Download Tool |
| ROM Type | Official Stock Flash File (China Domestic) |
| Working Status | Verified Service Firmware |
Flash File Details
| Full Package Name | PCHM00_11_A.55_200616_5714e0c1 |
| Formatted Name | PCHM00-11-A.55-200616-5714e0c1 |
| Build Version | A.55 |
| Build Timestamp | 200616 |
| Build Date | 16 June 2020 |
| Region | China (Domestic) |
| Android Version | 9 |
| ColorOS Version | 6 |
| File Format | EDL flashable package (OFP/EDL format) |
| Required Tool | Flash Tool / OPlus Flash Tool / MSM Download Tool |
| Authentication | Tool requires login credentials - Paid service available |
Device Specifications
| Chipset | Qualcomm Snapdragon 665 |
| Manufacturing Process | 11nm |
| CPU | Octa-core (4x2.0GHz Kryo 260 Gold + 4x1.8GHz Kryo 260 Silver) |
| GPU | Adreno 610 |
| RAM | 6GB |
| Storage | 128GB (expandable via SD card) |
| Battery Capacity | 5000mAh |
| Charging Support | 10W |
| Display | 6.5 inch IPS LCD HD+ |
| Network | 4G LTE Dual SIM |
| Operating System | Android 9 Pie |
| Custom UI | ColorOS 6 |
| Rear Camera | 12MP + 8MP + 2MP + 2MP |
| Front Camera | 16MP |
| Fingerprint | Rear-mounted |
What This Flash File Fixes
| Hang on Logo | Device stuck on boot logo screen |
| Dead Unit | Revive completely non-responsive device |
| Screen Lock | Remove pattern, PIN, password, or fingerprint |
| FRP Lock | Bypass Google account verification lock |
| Boot Loop | Stop endless restart cycle |
| Software Upgrade | Move to newer ColorOS 6 builds |
| Software Downgrade | Roll back to previous version if needed |
| System Lag | Fix stutter and performance drops |
| Root Removal | Return to factory state after rooting |
| Warranty Return | Restore stock for official warranty support |
Stock ROM Advantages
| Unbrick Device | Revive completely dead or non-responsive phone |
| Fix Bootloop | Stop device stuck endlessly on logo screen |
| Version Change | Upgrade to newer build or downgrade to older stable version |
| Root Removal | Remove root access and return to factory state |
| Bug Elimination | Fix random glitches and system errors |
| Lag Fix | Remove stutter and improve system smoothness |
| Lock Removal | Erase forgotten pattern, PIN, or password |
| FRP Bypass | Remove Google account verification lock |
| Warranty Restore | Return to stock to regain official warranty coverage |
Key Features of Oppo A11n
| Snapdragon 665 | 11nm processor for balanced performance |
| 5000mAh Battery | Large battery capacity for all-day usage |
| 12MP Camera | Quad camera setup with 12MP main sensor |
| Quad Camera | 12MP + 8MP + 2MP + 2MP versatile camera system |
| SD Card Support | Dedicated microSD slot for storage expansion |
| ColorOS 6 | Feature-rich interface based on Android 9 |
| Rear Fingerprint | Convenient rear-mounted fingerprint sensor |
| 16MP Selfie | High-resolution front camera |
Login Credentials Notice
| Important | When you run flash tool on your PC, it will ask you to log in |
| Requirement | Tool requires login credentials to flash |
| No Credentials | If you don't have login access |
| Contact | Contact or message on Facebook page |
| Service Type | Paid Service available |
| Alternative | MSM Download Tool may work with authorized account |
Pre-Flash Requirements
| Check Version First | Dial *#899# from emergency call screen to verify current build |
| Battery | Keep charge at 60 percent or above (5000mAh battery) |
| USB Cable | Original or high-quality data sync cable |
| USB Port | Use direct motherboard USB port for stability |
| Drivers | Install Oppo QcomMTK drivers on your computer |
| Flash Tools | Flash Tool / OPlus Flash Tool / MSM Download Tool |
| Authorization | Tool requires login credentials - paid service available |
| Backup Warning | All user data will be erased during process |
| Device Model | Confirm your device is PCHM00 - wrong firmware bricks phone |
| PC OS | Windows 10 or 11 64-bit recommended |
Flashing Steps - Flash Tool (EDL Mode)
| Step 1 | Download and extract firmware package (ZIP file) using 7-Zip or WinRAR |
| Step 2 | Download and install Oppo QcomMTK drivers on your computer |
| Step 3 | Locate and double-click Flash Tool icon in extracted folder |
| Step 4 | Wait for tool interface to load completely |
| Step 5 | Click Import and select extracted firmware folder containing OFP file |
| Step 6 | Login with Oppo service account credentials (paid service if you don't have) |
| Step 7 | Verify the firmware package before proceeding |
| Step 8 | Click Start All or Flash button to begin |
| Step 9 | Power off Oppo A11n completely |
| Step 10 | Press and hold Volume Up and Volume Down keys together |
| Step 11 | Connect USB cable while holding both keys firmly |
| Step 12 | Device enters EDL 9008 mode (screen stays black) |
| Step 13 | Tool detects phone and begins flashing automatically |
| Step 14 | Watch progress bar move from zero to one hundred percent |
| Step 15 | Wait for Download Complete or Pass success message |
| Step 16 | Disconnect USB cable from phone |
| Step 17 | Hold Power button 15 to 20 seconds to reboot device |
| Step 18 | First boot takes 5 to 10 minutes - be patient |
| Step 19 | All done - device is now restored |
Alternative Method - MSM Download Tool
| Step 1 | Open MSM Download Tool as administrator |
| Step 2 | Click Browse and select extracted firmware folder |
| Step 3 | Click Start All button |
| Step 4 | Power off phone, hold Volume keys, connect USB |
| Step 5 | Wait for flashing to complete |
| Note | May require authorized EDL credentials (paid service) |
Service Information
| Tool Login Required | Flash Tool needs valid Oppo service credentials to flash |
| Paid Service | If you don't have login credentials, paid flashing service is available |
| Free File | Firmware files are available for free download |
| Contact | Message on Facebook page for paid service |
| Alternative Free Method | Try MSM Download Tool with authorized account |
EDL Mode Detection
| Screen State | Blank black screen only (no display at all) |
| Device Manager | Look for Qualcomm HS-USB QDLoader 9008 device |
| Driver Issue | QHSUSB BULK shows when drivers missing |
| Key Combo Fail | Some units need test point method |
| Auth Required | May need authorized EDL access (paid service) |
Version Check Code
| Dialer Code | *#899# |
| Usage | Dial from emergency call screen to check current firmware version |
| Purpose | Verify device version before flashing to ensure compatibility |
Note About China ROM
| Region | China Domestic |
| Google Services | May not include full Google Play Store or GMS |
| Language | Default Chinese, English available |
| Bloatware | Includes China-specific apps |
| Global Users | May need to install Google services separately after flash |
| OTA Updates | Will receive China region OTA updates only |
| Model Note | PCHM00 is China variant |
Important Note - 5G Warning
| Important | The source incorrectly lists 'Snapdragon 665 5G' |
| Correction | Snapdragon 665 is a 4G-only processor (no 5G support) |
| Network | This device supports 4G LTE only, not 5G |
| Verify | Check device specifications before expecting 5G connectivity |
Important Warnings Before Flashing
| Warning 1 | Please backup all personal data before starting flashing process |
| Warning 2 | Logout from Oppo and Google cloud service account before flashing |
| Warning 3 | Turn off Find My Device or phone tracking feature |
| Warning 4 | Confirm Flash Tool is latest version available |
| Warning 5 | Android 10 and newer software versions cannot be rolled back to older Android |
| Warning 6 | Rollback attempt will cause phone not to turn on |
| Warning 7 | Never disconnect USB cable during active flash operation |
| Warning 8 | Tool requires login credentials - paid service available |
| Warning 9 | Ensure correct firmware for PCHM00 model only |
Disclaimer
| Risk Statement | Flashing or unlocking operations are performed at your own risk |
| No Liability | We are not responsible for any mistakes that brick your device |
| Read Instructions | Review all flashing steps carefully before beginning the process |
| Correct File | Use firmware intended only for PCHM00 model |
| Driver Check | Ensure Oppo QcomMTK drivers are properly installed |
| No Interruption | Do not disconnect USB cable or close tool during flashing |
| Warranty Void | Flashing may void device warranty |
| Login Required | Tool requires login - paid service available |
Download Information
| Provider | RomWala |
| Package Name | PCHM00-11-A.55-200616-5714e0c1 |
| Build Version | A.55 |
| Build Date | 16 June 2020 |
| Android Version | 9 |
| ColorOS Version | 6 |
| Region | China (Domestic) |
| Format | ZIP compressed archive |
| Extraction Tool | 7-Zip or WinRAR |
| Includes | Flash Tool, Oppo QcomMTK Drivers |
| Direct Link | Provided below |
Search Tags
| Tag 1 | Oppo A11n Flash File |
| Tag 2 | PCHM00 Stock ROM |
| Tag 3 | ColorOS 6 Firmware |
| Tag 4 | Snapdragon 665 Flash File |
| Tag 5 | EDL Mode Flash Oppo |
| Tag 6 | FRP Bypass PCHM00 |
| Tag 7 | Pattern Unlock Oppo A11n |
| Tag 8 | Dead Boot Repair Qualcomm |
| Tag 9 | MSM Download Tool Guide |
| Tag 10 | Android 9 Oppo Update |
| Tag 11 | Quad Camera Phone |
| Tag 12 | RomWala Flash File Download |
Oppo A11n PCHM00 Flash File - Description
Download Oppo A11n (PCHM00) official flash file version A.55 with ColorOS 6 (Android 9). Powered by Qualcomm Snapdragon 665 (11nm). 5000mAh battery. China domestic variant with SD card support. Flash via EDL mode using Flash Tool. Paid service for login credentials if needed. Fix dead boot, pattern lock, FRP. Direct link below.
Tags:
#OppoA11n #PCHM00 #ColorOS6 #Snapdragon665 #EDLFlashFile #StockROM #DeadBootFix #FRPBypass #OppoFlashFile #FlashTool
Tags:
#OppoA11n #PCHM00 #ColorOS6 #Snapdragon665 #EDLFlashFile #StockROM #DeadBootFix #FRPBypass #OppoFlashFile #FlashTool
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