Laptop "SD Card Reader" Not Working
4.5
You insert a memory card, but the computer doesn't show a new drive.
Symptoms
- Card not detected
- No drive letter
- Error message
Possible Causes
- Driver missing
- Dirty contacts
- Locked SD card
Step-by-Step Fix
1
Check the Lock Switch
Ensure the tiny slider on the side of the SD card is in the "Unlock" position.
2
Update Card Reader Driver
Check Device Manager for "Memory technology devices" and update the driver.
3
Clean the Card Contacts
Wipe the gold pins on the SD card with a dry cloth.
When to See a Technician
If the card works in a camera but not the laptop, the laptop's internal reader pins might be bent.
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