Now open the recovery menu by pressing and holding the “ Volume Up“, “ Bixby” and “ Power” buttons. First of all, turn off your Galaxy S9 or S9+. So, proceed with the steps below without further ado: 
It will just delete the temporary files that might be causing the unorthodox behaviour of your phone. Know that clearing the cache partition of your phone won’t delete any data present on your S9.
Samsung s8 problems wont connect as usb for mac how to#
Following are the steps on how to clear cache partition of Galaxy S9 from recovery menu in order to fix Galaxy S9 not recognized on PC error:
The last option is to perform a factory reset. First, try to clear the cache of your phone from the recovery menu. If charging or any other option is selected change it to MTP.Įven if this does not fix the error USB device not recognized.
There you will see USB Configurations. Head back to the main menu of Settings. Locate Build Number and tap on it seven times. You can confirm the right mode by following the steps below: That should me MTP (Media Transfer Protocol) Make sure the correct setting is selected. If you intend to transfer files to or from your S9. Potential reasons for Galaxy S9 not recognized by PC and their solutions: In the method below, we will cover the possible issues from the phone side. Now that we have covered the potential reason of Galaxy S9 not recognized by PC from the PC end. So try with some other wire or plug in the data cable in some other port. Or the data cable that you are using is not working. Now connect your Galaxy S9 with your PC using a data cable.Īnother thing that you should keep in mind is that there can be an issue with the USB port in your Laptop or PC. First of all, go to the Samsung website and download Smart switch on your Windows PC or Mac.
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