✅ Purchased from trusted source ✅ Have product key or Microsoft account with license ✅ Downloaded from official Microsoft site ✅ Installed on one computer only ✅ Activated and visible in File → Account ✅ Updates enabled for security

: Click Install . You can use the dropdown menu to choose a specific language or bit version (32-bit vs. 64-bit).

⚠️ Avoid cheap keys from eBay, G2A, or random websites – many are stolen, fake, or volume-licensed keys that will stop working.