旧款macbook升级到macOS Catalina 10.15

我的macbook是2011款，曾经换成固态硬盘，内存从2Gx2升到2G+8G，现在基本上还能应付一般开发。
10.14开始就已经不支持这台2011年款macbook。不过也是从某个网站下的patch工具，将10.14的镜像打上补丁可以升级上来。
Screen Shot 2019-10-09 at 23.54.01.png

10.15也有这样的工具，将macOS Catalina的镜像打上补丁支持旧款macbook. 这个工具网站http://dosdude1.com/catalina/

先查这个再看兼容列表是否支持。
Screen Shot 2019-10-10 at 00.12.59.png

兼容列表

Early-2008 or newer Mac Pro, iMac, or MacBook Pro:
MacPro3,1
MacPro4,1
MacPro5,1
iMac8,1
iMac9,1
iMac10,x
iMac11,x (systems with AMD Radeon HD 5xxx and 6xxx series GPUs will be almost unusable when running Catalina.)
iMac12,x (systems with AMD Radeon HD 5xxx and 6xxx series GPUs will be almost unusable when running Catalina.)
MacBookPro4,1
MacBookPro5,x
MacBookPro6,x
MacBookPro7,x
MacBookPro8,x

Late-2008 or newer MacBook Air or Aluminum Unibody MacBook:
MacBookAir2,1
MacBookAir3,x
MacBookAir4,x
MacBook5,1

Early-2009 or newer Mac Mini or white MacBook:
Macmini3,1
Macmini4,1
Macmini5,x (systems with AMD Radeon HD 6xxx series GPUs will be almost unusable when running Catalina.)
MacBook5,2
MacBook6,1
MacBook7,1

Early-2008 or newer Xserve:
Xserve2,1
Xserve3,1

旧款macbook升级到macOS Catalina 10.15

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