Direct answer
When all calls go to voicemail, check cellular service, Focus, call forwarding and carrier status; when one caller is affected, check blocking, contact routing and spam filtering.
What this covers
- The observed symptom matches this record
- Customer-accessible settings, connections and external components
- Diagnosis before reset, deletion or component replacement
What it does not cover
- ×A model-specific error code with a different documented meaning
- ×Internal electrical, battery-cell, gas, refrigeration or sealed-component repair
- ×A guarantee that every model exposes the same control label
Capture the exact symptom
ReversibleCompare one saved contact, one unknown caller and an outgoing call while noting signal and Focus icons.
Run the smallest isolation test
ReversibleTurn off the active Focus for a test, inspect forwarding and blocked contacts, then compare Wi-Fi Calling on and off.
Correct only the proven cause
ReversibleCorrect only the setting or carrier route shown by the test and update carrier settings when offered.
Verify before changing anything else
ReversibleReceive two test calls with the screen locked and unlocked.
Evidence ledger
Sources behind this answer
Visible sources support the visible claims. Home Product Support records the publisher, the fact used and the review date; community reports can suggest an issue but do not become a published fact on their own.
Exact questions
Common follow-ups
What should I check before resetting anything?+
Compare one saved contact, one unknown caller and an outgoing call while noting signal and Focus icons.
What is the safest isolation test?+
Turn off the active Focus for a test, inspect forwarding and blocked contacts, then compare Wi-Fi Calling on and off.
When should I stop troubleshooting?+
Contact the carrier for failed outgoing calls, no service or voicemail routing that persists across another phone/location.
Answer for the exact device and software version shown above.