In order to present you with our best product, the VRoid Studio Stable release has been rescheduled from Summer 2021 to October 2021.
Please accept our apologies.
More info here
https://vroid.com/en/news/22eKytFQ1tLLcnIslNQTTj
VRoid Studio Stable ver. Rescheduled
Source: Steam Community (opens in a new tab)