Flash and re-install the firmware

crwdns2935421:0crwdne2935421:0 crwdns2935423:0crwdne2935423:0

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crwdns2935419:0crwdne2935419:0

crwdns2936315:0crwdne2936315:0

crwdns2936321:0crwdne2936321:0

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crwdns2933707:0crwdne2933707:0

Unplug your T-GT from USB

Unplug T-GT from USB port.
Keep it plugged-in to power.

crwdns2944171:0crwdnd2944171:0crwdnd2944171:0crwdnd2944171:0crwdne2944171:0