Navigate to the path /nv/item_files/modem/qmi/uim. You see a window similar to Windows Explorer Now select "Start Clients" and "EFS Explorer". If not click on "Add New Port" and manually enter the COM port from step 1. Sometimes QPST automatically detects the phone and shows it.
Qualcomm qpst and qxdm driver#
Be sure to run a virus check over the downloaded file, you never know.Īfter installation connect your phone in diag mode, make sure the driver is loaded and start QPST. The latest version I could find is 2.7.425, so search for "QPST 2.7.425". 2 Run QPSTįirst of all you need to find a leaked version of this Qualcomm tool. In case your phone is affected let me know, I'll try to add a detailed description to the above list. This shoud be mentioned in the blog entries which describe the diag mode. You may need to flash a different firmware and/or a different kernel.
Note that some phones have the diag port completely disabled. Simply follow the instructions to set the phone's USB to diag mode and then continue with step 2.
Qualcomm qpst and qxdm how to#
Usually you will find blog entries describing how to enable additional frequencies or LTE bands, this is also done with the QPST tool. If your phone is not listed here, you may search the Internet for " qpst". Please find the descriptons for some popular phones here: 1 USB Diag Modeīefore switching on USB diag mode be sure to enable Android developer settings and switch on USB debugging. Step 1 may be different for every phone, step 2 is always the same.
Qualcomm qpst and qxdm install#
Set phone's USB to "diag" mode and install drivers for this mode.Then you may try the more complicated procedure using QPST. Some phones don't support the diag port from within Android. Sadly this doesn't work on all phones, so you will have to use the more complicated QPST way. Run the latest installer app from Google Play and follow the instructions. The setting is stored in the "EFS" partition which also contains your IMEI and other important data and therefore also survives a complete firmware reflash.Įasy Solution: Enable rSAP With The Installer App You need to enable rSAP only once for your phone. If your phone shows the following error message you will have to enable the SIM access function in the Qualcomm baseband.
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