1. Manually set up the directory C:\MinGW\var\cache\mingw-get
Copy the Packages folder to this directory.
Note: When you run the Mingw-get-inst-20120426.exe installation, you are actually downloading the components in the packages, where you will download the packages to avoid downloading.
2. Run the Mingw-get-inst-20120426.exe and install it as shown in the steps below, especially note that it must be installed under C:\MinGW (official recommendation).
3. Wait for the installation to complete, set the environment variable, and add the upper C:\MinGW\bin in Path
4. Enter the C:\MinGW\bin directory, copy the Mingw32-make.exe file, and name Make.exe.
5. Run Msys.bat to start the shell, where Mintty is installed.
Execute Mingw-get Install Mintty
Wait for the installation to complete.
6. Create a desktop shortcut for Msys.bat and modify its startup parameters as shown below
Note: This version of MinGW contains the Libiconv library by default.