Why is my sd card not showing up

[Android Central Question]

I turned my phone on and it said Samsung SD card missing reinsert this devise

 

[mustang7757]

Hi, welcome to Android Forums

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https://forums.androidcentral.com/showthread.php?t=409154

 

[belodion]

The card or card reader may be faulty. Try your card in another phone, or another card in your phone.

 

[B. Diddy]

Welcome to Android Central! Which phone do you have?