Limit Connectivity checks and captive-portal pings on Samsung One UI 8
Network checks
Sensitivity 2/5
Default: On
Phones / Samsung One UI 8 / 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 limited
- Effort
- a minute or two
How to do it
Open Settings, search for Private DNS in Connections, and configure a secure provider, or disable captive portal detection via developer options.
Menu names may differ by device and version.
What you lose
Public Wi-Fi networks requiring a browser sign-in screen may not trigger the login prompt 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.