Phone
Keep
Samsung's Phone app on Galaxy devices: the dialer, call log, voicemail access and call settings.
Samsung package
Call settings
Keep: com.samsung.android.app.telephonyui Keep Vendor documentation
Samsung's call settings screens, including SIM manager, call blocking, voicemail and caller ID options. Keep it: Call settings is needed for the phone, its updates or its security.
What it does
Call settings provides the settings pages for calling on Galaxy phones, opened from the Phone app's menu: call blocking, voicemail, answering and ending calls, Wi-Fi Calling and supplementary services, as well as the SIM manager screens. Samsung's Galaxy Store lists it under this name. It runs when those screens are opened.
If you disable it
Call settings and the SIM manager stop opening, so you cannot change blocking, voicemail or SIM options.
How to disable it
On most phones Settings greys out Disable for this package, so ADB is the way to turn it off. The commands below work without root and can be undone.
Disable it (reversible)
adb shell pm disable-user --user 0 com.samsung.android.app.telephonyuiTurn it back on
adb shell pm enable com.samsung.android.app.telephonyuiThe stronger option removes it for your user only; the original copy stays on the phone and a factory reset brings it back. Prefer disabling: it is easier to undo.
Uninstall for the main user
adb shell pm uninstall -k --user 0 com.samsung.android.app.telephonyuiRestore after an uninstall
adb shell cmd package install-existing com.samsung.android.app.telephonyuiNew to ADB? Set it up in about ten minutes.
Data and battery
Reads and changes calling settings on the phone and with your carrier.
Where it appears
- Made by Samsung Electronics.
- Android versions: 9 to 16.
- Seen on: Galaxy S25 Ultra, Galaxy S25, Galaxy S25+, Galaxy S24 Ultra, Galaxy S24.
Questions people ask
What is com.samsung.android.app.telephonyui?
com.samsung.android.app.telephonyui is Call settings. Samsung's call settings screens, including SIM manager, call blocking, voicemail and caller ID options.
Can I disable Call settings?
Keep it: Call settings is needed for the phone, its updates or its security. On most phones it takes ADB.
What happens if I disable Call settings?
Call settings and the SIM manager stop opening, so you cannot change blocking, voicemail or SIM options.
Sources
- Samsung: Adjust call settings on your Galaxy phoneVendor documentation
- Galaxy Store: Call settings listingVendor documentation
- Samsung Knox: application list, Galaxy S20 FE 5G (SM-G781B), Android 11Vendor documentation
- Bayton system app database: com.samsung.android.app.telephonyuiCommunity list
- Universal Android Debloater list entryCommunity list
Each source answered when this page was checked on 25 October 2026.
Confidence: Vendor documentation. Backed by the maker's own documentation, the Android source or the Play listing. How we decide a verdict.
Cite this page: https://mysystemapp.com/packages/com.samsung.android.app.telephonyui/ (verified 25 October 2026). Something wrong or out of date? Request a correction.