The most secure way to obtain WinSCP is through its official channels. WinSCP Official Download Page
If the main site is slow, you can use the SourceForge mirror to safely download the same 32-bit installation files. Installation Guide for 32-bit Systems
Downloading WinSCP for a system is straightforward because the standard installer is inherently 32-bit and compatible with both 32-bit and 64-bit architectures . While modern operating systems are shifting toward 64-bit, WinSCP continues to maintain full support for 32-bit environments from Windows 7 up to Windows 11. Where to Download WinSCP for 32-bit
Available on the All Downloads page, this version is ideal for older systems (like Windows XP or Vista) where the modern installer might not run, or for running the app from a USB drive. SourceForge Mirror