Win10 Mobile RS2 preview version updated what content

Today Win10 Mobile RS2 preview version has finally been pushed, let's take a closer look at what Win10 Mobile RS2 preview version has updated.
win10 RS2 download address: https://insider.windows.com/
Microsoft said:
<quo; In Windows 10 Mobile 14905, we introduced new exquisite ringtone settings, collecting past and present most Good voice. We are eager to improve the quality of ringtones on mobile phones and try to make the music of technology more beautiful and harmonious. This also makes the sound design of the Windows platform more uniform, the mobile phone sound will form a harmonious family with PC and tablet, and will be familiar to Windows users immediately.
Upgraded users can go to Settings ——Personalize?—— sound, select ringtones to view the latest available music, and try it out or use it. ”