DownloadUniSlav_(version)_Installer.exe from the Latest release.
Run the EXE file.
At this point, you will likely see a warning from Windows Defender (this is because a digital certificate has not been issued by a certification authority. For more information about the file's safety, refer to the scan results from VirusTotal). Click "More info" to review the details, then select "Run anyway" at the bottom right to proceed to the installer screen.
Follow the installer instructions to complete the installation.
Finally, check "Launch UniSlav Manager" at the end to launch the UniSlav settings screen.