Uploaded July 2026 | Updated September 2026, 3 weeks ago

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Learn how to check whether NFC is working properly using Phone diagnostics on the Samsung Galaxy S26 Ultra.
This built-in diagnostic tool quickly tests your phone's NFC function without requiring any additional apps.

Steps
- Open Settings.
- Tap Device care.
- Under Additional care, tap Diagnostics.
- Tap Phone diagnostics.
- Tap NFC.
- If needed, tap Test again.
- View the diagnostic result.

📱 Device: Samsung Galaxy S26 Ultra (SM-S948B/DS, International Version) running Android 16 Baklava with One UI 8.5
✅ Works on Samsung Galaxy S26,S26+,and S26 Ultra

#galaxys26ultra #samsung #samsungtrainer
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