: Choose a folder where the downloaded files will be stored.
The only way to guarantee success is to use a modern Windows 10/11 or Linux machine to the entire Cygwin package repository, burn it to a USB/HDD, and perform the installation offline. WORK Download Cygwin Offline Install For Windows 7 64 Bit
https://www.cygwin.com/
Since you are running Windows 7, you must ensure you are using the 64-bit version of the installer. While 32-bit Windows 7 is common, modern Cygwin development focuses heavily on the 64-bit architecture (x86_64). : Choose a folder where the downloaded files will be stored