And for anyone want to try the latest A31 firmware, could check out this post, and you could upgrade the device manually, which relies on a tool but could try it immediately.
And I don’t need to maintain the server any more 
And for anyone want to try the latest A31 firmware, could check out this post, and you could upgrade the device manually, which relies on a tool but could try it immediately.
And I don’t need to maintain the server any more