: Select the number of threads (higher is faster but uses more CPU) and set a timeout limit.

: Download the .exe file from the official GitHub releases page.

: Delete the settings.unfx.checker.json file in the application directory.

: Hit the "Start" button to begin the validation process.

: Install via Windows Package Manager using the command: winget install --id=assnctr.unfx-proxy-checker -e . Key Features

: Automatically identifies if a proxy is SOCKS or HTTP. Basic Usage Guide Load Proxies : Click "Load from txt" to import your list. Format should be IP:Port or IP:Port:User:Pass .

: Consider upgrading to a newer version like v1.7.2 to resolve stability and memory leak issues.

: Easily sort and filter results by latency, country, or protocol.