Method 1: digital signature

  1. Right-click the installer → Properties → Digital Signatures;
  2. Check the signer name and timestamp;
  3. Details should say the signature is valid.

Method 2: compare hashes

certutil -hashfile WPS_Setup.exe SHA256

Compare the output character by character with the SHA256 published on the download page.

Other advice

Download only from our download centre or the official site. Avoid cracked or repackaged builds, which often carry adware.