On Windows 10/11, the legitimate drvsetup64.exe is approximately 80–150 KB. Malware versions often are larger (over 1 MB) or much smaller.
: Plug in your USB device. Windows should now recognize it as a "USB-SERIAL CH340" (or similar) under Ports (COM & LPT) in the Device Manager. ⚠️ Common Use Cases This utility is often bundled with specific software for: OP-BT/BTS Series Firmware Upgrade Guide (USB ... - TESPRO
Runs automatically at startup or triggers suspicious alerts.
Located in a subfolder within C:\Program Files or C:\Windows\System32\DriverStore .
Drvsetup64 Drvsetup64.exe Jun 2026
On Windows 10/11, the legitimate drvsetup64.exe is approximately 80–150 KB. Malware versions often are larger (over 1 MB) or much smaller.
: Plug in your USB device. Windows should now recognize it as a "USB-SERIAL CH340" (or similar) under Ports (COM & LPT) in the Device Manager. ⚠️ Common Use Cases This utility is often bundled with specific software for: OP-BT/BTS Series Firmware Upgrade Guide (USB ... - TESPRO drvsetup64 drvsetup64.exe
Runs automatically at startup or triggers suspicious alerts. On Windows 10/11, the legitimate drvsetup64
Located in a subfolder within C:\Program Files or C:\Windows\System32\DriverStore . On Windows 10/11