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Mi Band 4 Hidden Features + ULTIMATE HACKS| Camera Shutter , Maps and more ! #BGblackfriday - YouTube
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Mi band 4 hidden features | YouTube in mi band 4 | mi band 4 secret trick| apps in mi band 4 - YouTube
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Mi Band 4 Best Hidden Features + HACKS| Camera Shutter , Music Control etc! Bangla Tutorial - YouTube
![atc1441 on Twitter: "Very proud!, but also exhausted, to announce that a custom firmware is now running on the Xiaomi Mi Band 4 😁 There is much more to be reversed! 📽 atc1441 on Twitter: "Very proud!, but also exhausted, to announce that a custom firmware is now running on the Xiaomi Mi Band 4 😁 There is much more to be reversed! 📽](https://pbs.twimg.com/media/FMACVsOWYAEKrHH.jpg:large)