Connect your USB to serial cable to your mac and execute the following command in Terminal: sudo kextstat grep repleo. If you don’t see a driver, please make sure it is loaded by using the commands: cd /library/extensions/. Sudo kextload./.kext. Alternatively, rebooting your mac will also load the drivers. Feb 09, 2016 osx-ch341-serial. CH340/CH341 based USB to Serial Port Adapter driver for Mac OSX. Currently tested on OSX 10.10.5 Yosemite. This is an unofficial open source driver, use at your own risk. Way 3: Perform driver updates. Open the Run command and type in msc in the field. This will open the Device Manager. Find the Universal Serial Bus controllers. Expand the menu and right-click on the Generic USB Hub. Click on Update Driver Software'¦. Try opening a serial monitor on any port that is showing and that might give you a clue as to whats happening on each port. You dont need a program in the IDE just hit the Serial Monitor button. Plug the Arduino into another USB port and see what changes in available ports. System July 17, 2012, 11:09am #3. Got a new mac with a USB 3 port. On mobile editions of Windows, such as Windows 10 Mobile, only drivers that are part of the operating system are loaded. Unlike desktop editions, it is not possible to load a driver through an external driver package. With the new in-box INF, Usbser.sys is automatically loaded if a USB-to-serial device is detected on the mobile device.

The package provides the installation files for SUNIX COM Port Driver version 9.0.2.0.
If the driver is already installed on your system, updating (overwrite-installing) may fix various issues, add new functions, or just upgrade to the available version. Take into consideration that is not recommended to install the driver on Operating Systems other than stated ones.
In order to manually update your driver, follow the steps below (the next steps):
1. Extract the .cab file to a folder of your choice
2. Go to Device Manager (right click on My Computer, choose Manage and then find Device Manager in the left panel), or right click on Start Menu for Windows 10 and select Device Manager
3. Right click on the hardware device you wish to update and choose Update Driver Software
4. Choose to select the location of the new driver manually and browse to the folder where you extracted the driver

Comhub Usb To Serial Hub Drivers For Mac Os

5. If you already have the driver installed and want to update to a newer version got to 'Let me pick from a list of device drivers on my computer'
6. Click 'Have Disk'

Comhub Usb To Serial Hub Drivers For Mac Catalina

7. Browse to the folder where you extracted the driver and click Ok

About General Drivers & Tools:

If you install this package, your device will be properly recognized by compatible systems, and might even benefit from new features or various bug fixes.
Please note that, even though other operating systems might also be compatible, we do not recommend you apply any software on platforms other than the specified ones. Doing so might cause the installation to crash, which could even render the device unusable.
When it comes to installing the package, the steps should not be much of a hassle because each manufacturer tries to make them as easy as possible; usually, you must make check for compatibility, get the package, run the available setup, and follow the instructions displayed on-screen.
However, due to the large number of devices out there and the various ways for applying these packages, it would be best if you refer to the installation manual first, to be sure of a successful update.
That being said, click the download button, and apply the present software on your product. Also constantly check with our website to stay up to speed with latest releases.

It is highly recommended to always use the most recent driver version available.
Try to set a system restore point before installing a device driver. This will help if you installed an incorrect or mismatched driver. Problems can arise when your hardware device is too old or not supported any longer.