Using Just My Socks on Windows: V2Ray and Shadowsocks Setup Guide
The official Windows page is obsolete and recommends Jamjams. These steps preserve the v2rayN-Core flows for reference.
Use Jamjams first
Jamjams supports VLESS, V2Ray, and Shadowsocks and normally needs no manual configuration. Get the current Windows version from the official software downloads page.
Install v2rayN-Core
Open the active service details from Services → My Services:

Download and unzip v2rayN-Core, then open v2rayN.exe:

If it crashes immediately, update .NET Framework 4.8. Double-click the tray icon to open the main window:

Configure V2Ray
Choose Servers → Add [VMess] server:

Enter the details. For TCP+TLS, enable tls and set allowInsecure to True:

Use Http proxy → Open Http proxy from the tray menu to set global system proxy:

Configure Shadowsocks
Choose Servers → Add [Shadowsocks] server:


Use Http proxy → Open Http proxy again to set global system proxy.