* 跨语言
* 跨版本号,比如,从fre版本升级到chk版本
* 跨媒体类型
从Vista升级到Windows 7
* Windows Vista Starter (SP1, SP2)无法直接升级到Windows 7,哪怕是Starter版本
* Windows Vista Home Basic (SP1, SP2) 32-bit (x86)和 64-bit (x64)可以升级到 Windows 7 Home Basic, Home Premium和Ultimate 32-bit (x86) 和 64-bit (x64);
* Windows Vista Home Premium (SP1, SP2) 32-bit (x86) 和 64-bit (x64)可以升级到Windows 7 Home Premium,Ultimate 32-bit (x86) 和 64-bit (x64);
* Windows Vista Business (SP1, SP2) 32-bit (x86) 和 64-bit (x64)可以升级到Windows 7 Professional, Enterprise, Ultimate 32-bit (x86) 和 64-bit (x64);
* Windows Vista Enterprise (SP1, SP2) 32-bit (x86) 和 64-bit (x64)可以升级到Windows 7 Enterprise 32-bit (x86) 和 64-bit (x64);
* Windows Vista Ultimate (SP1, SP2) 32-bit (x86) 和 64-bit (x64)可以升级到Windows 7 Ultimate 32-bit (x86) 和 64-bit (x64);
从 Windows 7升级到Windows 7
* 不支持Windows 7 M3 - Windows 7 Beta
* 不支持Windows 7 M3 - Windows 7 RC
* 不支持Windows 7 M3 - Windows 7 RTM
* 支持Windows 7 Beta - Windows 7 RC
* 不支持Windows 7 Beta - Windows 7 RTM
* 支持Windows 7 RC - Windows 7 RTM
特殊版本Windows 7升级
由于,欧盟和韩国的反垄断法案,微软将会发布两个特别版的Windows 7,Windows 7 E和Windows 7 N(也有人称Windows 7 K)。
* Windows 7 Starter N,,E - Windows 7 Starter N,E,Windows 7 Home Premium N,E,Windows 7 Professional N,E 和Ultimate N,E
* Windows 7 Home Basic N,E - Windows 7 Home Basic N, E或Windows 7 Home Premium N,E Professional N,E和Ultimate N,E
* Windows 7 Home Premium N, E, 升级到 Windows 7 Home Premium N,E ,Windows 7 Professional N,E和 Ultimate N,E
* Windows 7 Professional N, E升级到Windows 7 Professional N, E和Windows 7 Ultimate N,E
* Windows 7 Enterprise N, E升级到Windows 7 Enterprise N,E
* Windows 7 Ultimate N, E升级到Windows 7 Ultimate N,E