Music Box, you will be like it, it can make you easy to sleep.
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"IOS 10 users if the pop-up" Allow "Music Box" use data "prompt, please click [Allow].
"If you are not prompted, you will not be able to use the application solution properly:
Open the Wireless LAN Assistant option in Settings - Cellular Mobile Network, and then reopen the application, and then turn off the Wireless LAN Assistant again.