βœ… Digital signature – Right-click .sys file β†’ Properties β†’ Digital Signatures – should show Microsoft or Altobeam
βœ… File date – Look for 2020 or newer for Windows 10 compatibility
βœ… No "Driver Booster" or "Driver Easy" bundled – These often install wrong versions
βœ… VirusTotal – Scan any downloaded .exe or .zip before running


If you currently have no internet on your PC (the WiFi paradox):

Go to Settings β†’ Update & Security β†’ Windows Update β†’ View optional updates β†’ Driver updates. Windows may offer a "AltoBeam Network Adapter" driver. While safe, it is often 1–2 versions behind the OEM release.


Before downloading, confirm which Altobeam chip you have. Common models include: