使用说明:
1.解压缩
2.复制所有文件到游戏目录覆盖
3.运行游戏
升级档安装步骤：
1.安装《群星》原版游戏：http://down.ali213.net/pcgame/stellarisiso.html
2.安装本升级档
更新说明：
机翻：
V1.2.1更新修补程序：
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＃ 特征
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*形成一个防御条约，现在取消担保和互不侵犯条约与该国
*基元的摧毁自己现在可以正确地影响流行计数
*的不满者奴隶派效应风险“星际铁路”现在扩展为1％〜5至11+拥有奴隶5％的风险，低于2-10％，4-8 +奴隶风险
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＃平衡
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*升级武库游牧民族和船舶设计。减少游牧舰队HP和伤害加成从改性剂+ 50％至+ 25％。总体而言，他们应该比以前更强大
*减少游牧方舟船舶的HP，给他们基本的武器
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＃AI
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*修正AI不能正常白签署和平在一些战争，将只需将永远上
*修正AI没有宣布战争准备
*修正了一个可能的部门卡住，由于缺乏能量瓷砖和瓷砖方面资源的情况下，
*对于AI的战斗行为的多重修复
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＃ 用户界面
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*在本地化英语拼写的固定姿态的地图模式
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＃ Bug修复
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*修正了合并舰队将优先考虑最小的舰队中的错误
*修正了盖亚世界产卵的机会没有明确减少荒凉的明星一个bug
*用民主选举的其他政党固定的问题，造成问题的其他政党无效
*修正了一个银河系对象的显示高度没有被加载秘技后恢复的错误
*修正，使民主选举检查正确的策略标志
*修正异种集成技术的权重
*正确显示修正升级箭头为灰色，对非资本行星某些建筑物
*修正了一个不允许受试者和霸主之间的迁移协定的错误
*修正AI有时发起投票踢右后一个新的成员加入联盟
*修正了最大的信任不是结盟时被正确设定为100
*修正了游牧民族的建筑太多新船的问题
*在一个小星系玩的时候不游牧民族设置结束点，他们的旅程固定的问题
*技术的数据库修补tech_repeatable_improved_core_planet_cap - > tech_repeatable_improved_core_system_cap如果保存文件版本低于“的Stellaris V1.2.0”
*修正CTD由于地球上的持久性有机污染物无效
*不再等待所有高科技领域的研究，以更新的技术研究替代品之前暂停
*调查队为了检查是否舰队可以移动系统，让玩家们可以使用车队鉴于调查按钮再到达超出范围系统
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＃图形
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*改进质量天空盒
原文：
Update v1.2.1 Hotfix:
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# Features
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* Forming a Defensive Pact now cancels guarantees and non-aggression pacts with that country
* Primitives nuking themselves now properly affects pop count
* Risk of Malcontent Slaves faction effect "Interstellar Railroad" now scales from 1% to 5% risk with 5 to 11+ owned slaves, down from 2-10% risk with 4-8+ slaves
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# Balance
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* Upgraded Nomads arsenal and ship designs. Reduced Nomad Fleet HP and damage bonus modifier from +50% to +25%. Overall they should be stronger than before
* Reduced HP of Nomad ark ships and gave them basic weapons
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# AI
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* Fixed AI not properly signing white peace in some wars that would just drag on forever
* Fixed AI not declaring prepared wars
* Fixed a case where sectors could get stuck due to lack of energy tiles and respect tile resources
* Multiple fixes for AI combat behaviour
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# User Interface
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* Fixed spelling in English localization for Attitude Map Mode
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# Bugfixes
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* Fixed a bug where merging fleets would prioritize the smallest fleet
* Fixed a bug where Gaia world spawn chance was not explicitly reduced for inhospitable stars
* Fixed issues with democratic elections alternative parties, issue caused the alternative parties to be invalid
* Fixed a bug where the display height of a galactic object wasn't being restored after loading a savegame
* Fixed so that democratic elections check the correct policy flags
* Fixed Xeno Integration tech weights
* Fixed upgrade arrow incorrectly displayed as greyed out for certain buildings on non-capital planets
* Fixed a bug where migration pacts between subjects and overlord were not allowed
* Fixed AI sometimes initiating a vote to kick right after a new member joins the alliance
* Fixed max trust not being properly set to 100 when forming an alliance
* Fixed issue with Nomads building too many new ships
* Fixed issue with Nomads not setting an end point for their journey when playing in a tiny galaxy
* Technology database patches tech_repeatable_improved_core_planet_cap -> tech_repeatable_improved_core_system_cap if save file version is below "Stellaris v1.2.0"
* Fixed CTD due to invalid pops on planet
* No longer wait for research in ALL tech areas to be halted before updating technology research alternatives
* Survey fleet order checks if fleet can move to system, so players can no longer reach out-of-reach systems using fleet view survey button
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# Graphics
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* Improved skybox quality
by CODEX