Turn off Connectivity checks and captive-portal pings on LineageOS 22
Network checks
Sensitivity 2/5
Default: On
Phones / LineageOS 22 / Connectivity checks and captive-portal pings
Android devices send lightweight HTTP queries upon joining an access point to verify whether an active internet connection exists. These transmissions reveal connection timing and the current public IP address to the platform servers.
- Goes to
- Default
- On
- Control
- Can be switched off
- Effort
- several steps
- Needs
- adb
How to do it
To prevent connectivity check pings to default servers, disable captive portal detection via ADB or route it to a self-hosted endpoint.
Menu names may differ by device and version.
What you lose
Public Wi-Fi login screens may not appear automatically.
What is collected
Ip address, request timestamps, http response headers.
The checks exist to detect restricted local networks and launch captive-portal login pages when required.
Retention is not stated here. The sensitivity rating is this site's own estimate.