A Config File (.xml) is a preset created by expert developers. Instead of tweaking 50 different settings, you load one file, and the app is instantly optimized for your specific phone model.
MGC_8.1.101_A9_GV1 +
HDR+ model = Pixel 4a +
HDR+ frames = 21 +
Sabre = On +
AWB = Google (Pixel 4) +
Noise reduction = Medium
Use a matching XML config from your device’s GCam community for best results.
Let me know your exact phone model (e.g., Xiaomi 12, Galaxy A54) and I can give you a direct config link + exact XML settings.
The "best" configuration for GCam 8.1 is rarely a single universal setting, as it depends on your specific phone model and preferred "look" (e.g., natural vs. vibrant). However, most users find success with specific community-vetted XML config files or by manually tweaking high-impact settings like the Lib Patcher. 1. Recommended "One-Click" Config Files
Instead of manual tuning, most users download free XML files from trusted repositories like Celso Azevedo.
Nikita (NGCam 8.1): Widely considered the most stable "all-rounder" for a natural Pixel look. best config for gcam 81 free
BSG (MGC 8.1): Known for deep customization; often used as the base for more aggressive HDR settings.
Wichaya 8.1: Excellent for multi-lens support (wide, macro, and telephoto) on Samsung and OnePlus devices.
Urnyx05 (PXv8.1): Optimized specifically for older Pixel devices to unlock newer features like Cinematic Pan. 2. Manual Optimization for Max Quality
If you prefer to tune your own settings, focus on these core areas found in the Settings > Advanced or Lib Patcher menus:
JPEG Quality: Set to 100% to ensure no detail is lost during compression.
HDR+ Frame Count: Set between 15 and 25. Higher numbers reduce noise but increase processing time. A Config File (
Google AWB (Auto White Balance): Enable this to get the iconic "cool" Pixel skin tones and accurate indoor colors. Lib Patcher Tweaks:
Sharpness: Set to 1.1x or 1.2x for crisper details without "haloing".
Saturation: Increase slightly (1.1x) if you prefer the "Samsung-style" vibrant look.
Noise Reduction: If your photos look "mushy," slightly decrease the Luminance Noise values. 3. How to Install Configs
To use a free XML config, you must place it in a specific folder so GCam can "see" it:
Open your File Manager and create a folder named GCam in your main storage. Use a matching XML config from your device’s
Inside that, create a folder named Configs8 (note the "8" for version 8.1). Move your downloaded .xml file into the Configs8 folder.
Open GCam and double-tap the black area around the shutter button. Select your config from the popup and hit Import/Restore. 4. Best Setup by Device Type
Pixel 2/3/4: Use PXv8.1 by Urnyx05 to unlock the Pixel 5 user interface and video modes.
OnePlus/Samsung: Use Wichaya 8.1 with a "Medium Sharpness" XML to avoid the over-processed look of stock apps.
Xiaomi/Redmi: Use Nikita 8.1 with the "Leica" or "iPhone 12" style XMLs for high contrast.
This guide explains what GCam 8.1 is, why configuration files (configs) are necessary, where to find the best free configs for your specific phone, and how to apply them.
A config file (usually with the extension .xml) is a text file containing specific settings for GCam. It tells the app which camera sensor to use, how to process colors, noise reduction, sharpness, and which auxiliary cameras (ultrawide, zoom) to activate.
Using a config designed for your exact phone model turns GCam 8.1 from a buggy mess into a professional-grade camera—completely free.