DriverCove

corega K.K. - Bus Controllers and Ports - CG-USBRS232R COM port Driver 3.3.7.138

by corega K.K.8.18764-bit32-bitSHA-256 verified

Manufacturer
corega K.K.
Device
corega K.K. - Bus Controllers and Ports - CG-USBRS232R COM port
Driver version
3.3.7.138
Release date
November 16, 2009
Supported Windows
Windows 8.1, Windows 8, Windows 7
Architecture
64-bit (x64), 32-bit (x86)
File size
88 KB
File name
20323243_b05879e8761e569dc58dda9d1149173ac3494ffd.cab
Digital signature
Signed - catalog ser2atca.cat
INF version
11/16/2009,3.3.7.138
INF provider
corega K.K.
Device class
Ports
Source
Microsoft Update Catalog
Last verified
July 8, 2026
SHA-256
3e0d82fc0448b2017cc0e959c8295e5f29b24c3692475538d2db6457aed8de6e

Supported hardware IDs (1)

Compare with your device: Device Manager → right-click the device → Properties → Details → Hardware Ids. If one of the values above matches, this driver supports your hardware.

How to install

  1. Create a restore point(Start → "Create a restore point" → Create), so you can roll back if anything goes wrong.
  2. Verify compatibility: your Windows version (Windows 8.1, Windows 8, Windows 7) and architecture (x64, x86)must match this driver, and your device's Hardware ID should appear in the list above.
  3. Download the file using the button - it comes directly from Microsoft Update Catalog.
  4. Optionally verify the checksum: open PowerShell, run Get-FileHash your-download.cab -Algorithm SHA256 and compare with the SHA-256 above.
  5. Extract the .cab archive: right-click → Extract All, or run expand -F:* file.cab C:\driver\ in Command Prompt.
  6. Install via Device Manager: right-click your device → Update driver → Browse my computer → point to the extracted folder. Alternatively run pnputil /add-driver C:\driver\*.inf /install.
  7. Check Device Manager: the device should show no warning icons, and the driver version should match.

How to roll back

If the device stops working after the update: Device Manager → right-click the device → Properties → Driver tab → Roll Back Driver. If the button is greyed out, use the restore point from step 1 (Start → "Recovery" → Open System Restore).