This site in other languages x. Did this solve your problem? Please be warned that selling counterfeit products are illegal and punishable by civil and criminal courts according to the trademark, copyright, and intellectual properties laws and regulations. If you watch the configuration panel, you will see the COM port coming OK, but then switch off because of error I would suggest you to run Hardware and device troubleshooter and check if it helps: The latest version doesn’t work anymore with old hardware, and you need to downgrade the driver. Prolific recommends following vendor cable brands:
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The latest version doesn’t work anymore with old hardware, and you need to downgrade the driver. Click on properties, and get the details: Hey, but I can’t do that myself!!!
In the meantime action according this guideline was successful: Daren Replied on August 20, Mohammed Yaseer Replied on August 16, Had the same troubles after WIN10 clean install. Prolific will take proper and severe actions to cease and confiscate these counterfeit products. I got to gmsu-03 screen to select updates to be blocked, but the usb to serial was not an option. How satisfied are you with this reply?
PROLIFIC USB-TO-SERIAL COMM PORT WINDOWS 10 – Microsoft Community
I don’t want to send my devices to trash because they are too old less than a year! In the pop-up window, select the baud rate under the Baud Rate and click Send. Thanks for marking this as the answer. Sorry this didn’t help.
Bytecc USB-GMUS-03 Free Driver Download (Official)
It allow to inhibit the auto-update for a particular program or driver Prolific in our case. You should now have a list showing all versions of the driver available.
Download and install this latest version 3. This work fine, but looking at the configuration panel, you will then notice that there is an error code ub and the driver is not working properly.
Prolific recommends following vendor cable brands: FelixHitz Replied on December 1, We issue this warning to all our customers and consumers to avoid confusion and false purchase. I would suggest you to run Hardware and device troubleshooter and check if it helps: Hi, Thank you for posting your query on Microsoft Community.
StanP12 Replied on December 16, ymus-03 Another windows appear, and select the bottom option: It’s a tool named wushowhide.
Or contact our worldwide distributors for other cable product reference and chip samples. KB I have tested it and it work fine. Next time, the driver remain ggmus-03 3. Hi, I’m afraid that there is no solution Download drivers from Prolific site.
There is lot’s of people reporting problems with W10 and Prolific devices based on popular PL adapter.
Each time you turn your computer off, the latest driver is reloaded due to windows auto-update or if you unplug and plug again the device into USB port. Tech support scams are an industry-wide issue where scammers attempt to trick you into paying for unnecessary technical support services.
This thread is locked. Counterfeit IC products show exactly the same outside chip markings but generally are of poor quality and causes Windows driver compatibility issues Yellow Mark Gmus-3 Code 10 in Device Manager.