# Flash system with PCAT

Source: [https://docs.qualcomm.com/doc/80-88500-5/topic/using_pcat_tool.html](https://docs.qualcomm.com/doc/80-88500-5/topic/using_pcat_tool.html)

## About this task

**Prerequisites:**
- Ensure that QUD, QUTS, and PCAT tools are installed.
- Ensure that the QRB5165 system software is available with all required executable
            binaries.

Note: For more information, see a selected software Release Notes from
        Qualcomm.

 The following procedure provides information on how to download system
      software on to the device by using the PCAT tool. 
To enter the Qualcomm Download (QDL)
        mode, do the following:

## Procedure

1. With USB and power not plugged in, hold down the **F\_DL** key.
2. Connect the device to the host system through the USB Type-C.
3. Connect the device to a +12-V wall power supply.
4. After the device is visible in the download or 9008 mode, release the **F\_DL** key. The download or 9008 mode is visible on the PCAT tool interface.
        
Figure : F\_DL key
            
            ![](data:image/png;base64,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)
5. To check if the `QTI_HS-USB_QDLoader` driver is available in the installed directory, run the following command on the host:
        
ls –la /dev/Q*Copy to clipboard

**Sample output:**

          <samp class="ph systemoutput">crw-rw-rw- 1 root root 242 0 Dec 10 10:51
            /dev/QTI_HS-USB_QDLoader_9008_3-8:1.0</samp>
6. To verify whether the device has entered the QDL mode, run the following command on the host:
        
lsusb Copy to clipboard

**Sample output:**

          <samp class="ph systemoutput">Bus 002 Device 014: ID 05c6:9008 Qualcomm, Inc. Gobi Wireless Modem (QDL
            mode)</samp>
7. To check if the device is recognized by the PCAT, run the following command on the host:
        
pcat -devicesCopy to clipboard

**Sample output:**

          <samp class="ph systemoutput">Searching devices in Device Manger, please wait for a moment…
            ID | DEVICE TYPE | DEVICE STATE | SERIAL NUMBER | ADB SERIAL NUMBER | DESCRIPTION |
            | EDL                 | d16770b2    | Qualcomm USB Composite Device: QUSB_BULK_CID:0404_SN:D16770B2</samp>
8. Download the system software.
    1. To download the meta build, run the following command on the host:
            
PCAT –PLUGIN SD -DEVICE <device_serial_number> -BUILD “<path_to_content_xml>/contents.xml” -MEMORYTYPE UFS -FLAVOR asicCopy to clipboard
    2. To download the flat build, run the following command on the host:
            
PCAT –PLUGIN SD -DEVICE <device_serial_number> -BUILD “<path_to_flat_build>” -MEMORYTYPE UFS -FLAVOR asicCopy to clipboard

**Parent Topic:** [Flash RB5 software](https://docs.qualcomm.com/doc/80-88500-5/topic/prepare_rb5_kit_for_flashing.html)

Last Published: Nov 25, 2025

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