爲了下一階段更好地完善UBTC生態，UBTC將於區塊高度783,300（約2019年4月26日）進行一次技術升級，同時優化POS挖礦的算法，讓參與POS挖礦的用戶達到更佳的體驗。此次升級將在UBTC主網上通過硬分叉的方式實現。
此次升級的內容包括：
（1）調整POS挖礦算法：在計算POS HASH的參數中添加blockhash。
（2）修復了一些其他的bug
升級說明：
UBTC的QT/Core錢包的最新版本v2.4.0.1已經發布。如果您是QT/Core錢包的用戶，請切記更新您的錢包至最新版。
下載鏈接：
https://github.com/UnitedBitcoin/UnitedBitcoin/releases
交易所請注意：
升級期間，謹慎起見，交易所請暫停UBTC的充值和提現，升級之後可恢復相關服務。
此次升級將使UBTC社區更加活躍、精彩紛呈。
如果您有任何疑問或者需要任何協助，請發郵件給我們[email protected]或 [email protected]
UBTC Upgrade Announcement
UnitedBitcoin (UBTC) is pleased to announce that it is upgrading its protocol on its mainnet at block height 783,300 (about 26th April 2019), to build the ecosystem for next phase. This protocol upgrade will be implemented via a planned hard fork on the UBTC mainnet.
This upgrade includes the following:
1、To adjust POS Mining algorithm：
Add blockhash parameter when POS HASH calculates
2、 Fixed the other bugs
Please remember to upgrade your wallet to the latest version.
The latest version v2.4.0.1 of UBTC QT/Core wallet has been released. Please upgrade your wallet through this link:
https://github.com/UnitedBitcoin/UnitedBitcoin/releases
Exchanges please note:
Just before and during the hard fork itself, please disable deposits and withdrawals of UBTC, as a cautionary measure. The relevant services can be resumed after the upgrade.
This planned upgrade will make UnitedBitcoin even better for its wonderful community.
If you have any inquiries or need any assistance, please email us [email protected] or [email protected].