How long does it take to update Garmin Map?

来源: 于 2012-02-21 13:30:14 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

I am updating my Garmin Nuvi 1450 LMT map to 2012.30. I have connected my device to PC for 3 days but the Garmin Lifetime updater still shows "updating device software" Is this normal?