win7有32位和64位两种，如果游戏无法启动，主要的解决方法有两种：
1、导入注册表文件；2、设置运行在兼容模式下；这里主要讲第一种，第二种其实很简单，右键点“heroes3.exe”，出来的菜单中就有“兼容性”这一项。然后设置就可以了。一般绿色的英雄无敌3都提供一个需要导入的“reg”文件，但这个文件是32位机用的，在64位win7下必须修改下才能用。32位的reg文件如下：
regedit4
[hkey_local_machine\software\new world computing]
[hkey_local_machine\software\new world computing\heroes of might and magic?iii]
[hkey_local_machine\software\new world computing\heroes of might and magic?iii\1.0]
apppath"=".\
cddrive"=".\
show intro"=dword:00000001
music volume"=dword:00000005
sound volume"=dword:00000000
last music volume"=dword:00000005
last sound volume"=dword:00000000
walk speed"=dword:00000002
computer walk speed"=dword:00000003
show route"=dword:00000001
move reminder"=dword:00000001
quick combat"=dword:00000000
video subtitles"=dword:00000001
town outlines"=dword:00000001
animate spellbook"=dword:00000001
window scroll speed"=dword:00000001
bink video"=dword:00000001
blackout computer"=dword:00000000
first time"=dword:00000000
test decomp"=dword:0000000f
test read"=dword:00000002
test blit"=dword:00000008
unique system id"="b0q
network default name"="player
autos**e"=dword:00000001
show combat grid"=dword:00000000
show combat mouse hex"=dword:00000000
combat shade level"=dword:00000000
combat army ** level"=dword:00000000
combat auto creatures"=dword:00000001
combat auto spells"=dword:00000001
combat catapult"=dword:00000001
combat ball**ta"=dword:00000001
combat first aid tent"=dword:00000001
combat speed"=dword:00000000
main game show menu"=dword:00000001
main game x"=dword:00000000
main game y"=dword:00000000
main game full screen"=dword:00000001
[hkey_local_machine\software\new world computing\heroes of might and magic(tm)iii armageddon's blade]
[hkey_local_machine\software\new world computing\heroes of might and magic(tm)iii armageddon's blade\1.0]
apppath"=".\
cddrive"=".\
64位的reg文件如下：
regedit4
[hkey_local_machine\software\wow6432node\new world computing]
[hkey_local_machine\software\wow6432node\new world computing\heroes of might and magic?iii]
[hkey_local_machine\software\wow6432node\new world computing\heroes of might and magic?iii\1.0]
apppath"=".\
cddrive"=".\
show intro"=dword:00000001
music volume"=dword:00000005
sound volume"=dword:00000000
last music volume"=dword:00000005
last sound volume"=dword:00000000
walk speed"=dword:00000002
computer walk speed"=dword:00000003
show route"=dword:00000001
move reminder"=dword:00000001
quick combat"=dword:00000000
video subtitles"=dword:00000001
town outlines"=dword:00000001
animate spellbook"=dword:00000001
window scroll speed"=dword:00000001
bink video"=dword:00000001
blackout computer"=dword:00000000
first time"=dword:00000000
test decomp"=dword:0000000f
test read"=dword:00000002
test blit"=dword:00000008
unique system id"="b0q
network default name"="player
autos**e"=dword:00000001
show combat grid"=dword:00000000
show combat mouse hex"=dword:00000000
combat shade level"=dword:00000000
combat army ** level"=dword:00000000
combat auto creatures"=dword:00000001
combat auto spells"=dword:00000001
combat catapult"=dword:00000001
combat ball**ta"=dword:00000001
combat first aid tent"=dword:00000001
combat speed"=dword:00000000
main game show menu"=dword:00000001
main game x"=dword:00000000
main game y"=dword:00000000
main game full screen"=dword:00000001
[hkey_local_machine\software\new world computing\heroes of might and magic(tm)iii armageddon's blade]
[hkey_local_machine\software\new world computing\heroes of might and magic(tm)iii armageddon's blade\1.0]
apppath"=".\
cddrive"=".\
观察了下，就是把大部分的值写入了“wow6432node”下，从名字上看，应该是为了在64位系统上兼容32位应用弄的。系统为win7 64位版，导入64位注册表后，heroes3就能顺利运行了。