Direct answer
A missing call screen can result from Phone app notifications, display-over-app permission, default-phone selection or a stuck call app—not the cellular connection itself.
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
ReversibleAnswer from the notification shade if possible and check whether missed calls appear in the Phone app.
Run the smallest isolation test
ReversibleConfirm the intended Phone app is default and its incoming-call notifications are allowed at full-screen priority.
Correct only the proven cause
ReversibleRemove battery restrictions from the Phone app and update/restart it before clearing data.
Verify before changing anything else
ReversibleReceive test calls while locked, unlocked and inside another app.
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?+
Answer from the notification shade if possible and check whether missed calls appear in the Phone app.
What is the safest isolation test?+
Confirm the intended Phone app is default and its incoming-call notifications are allowed at full-screen priority.
When should I stop troubleshooting?+
Contact the carrier only if calls never reach voicemail or the call log; do not clear Phone storage without syncing contacts.
Answer for the exact device and software version shown above.