[How-to] Enable RCS in Google Messenger for any Carrier

June 22, 2022

Enable RCS in Google Messenger for any Carrier using Alliance Shield

After downloading & setting up your Alliance Shield account follow the steps below:

Disable Wi-Fi
Open Shield -> App Manager -> Google Messenger -> Activity Tab

Tap “Set RCS Flags” from the activity list
- Select Open

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Hidden RCS configuration settings dialog in Google Messenger should open
- From “ACS URL” drop-down, select the ‘http://rcs-acs-prod-us.sandbox.google.com/’ option

Close Google Messenger from recent apps (multitask -> apps running in background)
Re-open Google Messenger and there should be a message along the bottom prompting setup for Chat Features
- Select “Upgrade Now”
After upgrade – re-enable Wi-Fi and wait a few minutes for the process to propagate
- If successful, go to Settings -> Chat Features
- “Status: Connected” should appear at the top

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