Adapter supports Micro SD cards up to 128gb. Cannot insert cards higher than 128GB, cards with higher capacity may be overloaded. We owe you an apology in advance. lf you have inserted the SD card into the adapter card reader and the adapter isn'trecognizing the card and the orange light on the left of your device is blinking rapidly, goahead and remove the adapter, remove the SD card from the card reader also, once youhave done this, re-insert the SD card again, then re-insert the adapter back into the M2 slot.
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