Phone "No SIM Card" Error (Intermittent)
4.5
The phone suddenly says "No SIM" even though the card is inside.
Symptoms
- "No SIM" alert
- Signal drops
- Emergency calls only
Possible Causes
- Loose SIM tray
- Dirty SIM contacts
- Failing SIM card
Step-by-Step Fix
1
Reseat the SIM Card
Eject the tray and ensure the card is perfectly flat and aligned.
2
Clean the Gold Contacts
Wipe the card with a dry cloth to remove oils or oxidation.
3
Request eSIM
If your phone supports it, switch to an eSIM to eliminate physical card issues.
When to See a Technician
SIM cards can wear out or become slightly warped over time due to heat.
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