here is step by step guide to remove carrier lock restriction on google pixel 6,7,8,9 & fold series (all models)
follow the guide vry carefully & dont skip any step.
Network unlock
Step 1: Prepare Your Device
Remove the SIM card
Factory reset the device
Set it up offline (DO NOT connect to WiFi)
Step 2: Disable Device Setup App Background Data
Go to Settings > Apps > Show System Apps
Search Device Setup
Turn off Background Data in the WiFi & Data Usage section
Step 3: Install & Use ADB
Install Minimal ADB
Enable Developer Mode & USB Debugging
Connect the device to your PC and open Command Prompt (Windows) / Terminal (Mac/Linux)
Run the following commands one by one:
Step 4: Final Steps Insert your SIM card (physical SIM only)
Setup is complete! For Software Updates:
Download the update
When prompted to reboot, turn on Airplane Mode
Reboot the device
After reboot, clear Device Setup cache and disable background data again
Turn off Airplane Mode