Htc one m8 sd karten slot
Scroll to 'SD CARD' and tap Format SD card. Review the warning message. Tap ERASE SD CARD. Review the second warning message. Tap ERASE EVERYTHING. Insert / remove SD card. Hold the phone face up with the top panel facing you. Insert the tip of the tray eject tool (or a small bent paperclip) into the tray eject hole next to the microSD tray slot.