This guide provides a comprehensive overview of how to enable on various Android devices using common methods and tools.
Check on your PC; the device should now appear under Ports (COM & LPT) as a "Qualcomm HS-USB Android Diagnostics" port. 🧰 All-in-One Tools (Third-Party)
For devices where manual methods fail, dedicated software can automate the process: This guide provides a comprehensive overview of how
DIAG mode is essential for performing advanced technical tasks like , baseband fixing , QCN reading/writing , and network unlocking . 🛠️ Prerequisites
##3424# then select or use a service tool like XTC 2 Clip. 💻 Method 2: ADB Commands (Root Required) 🛠️ Prerequisites ##3424# then select or use a
*#7284# : (Older models) Select for USB and DM+MODEM+ADB . *#9090# : Select DM/DUM over HS-USB . LG ##3424#
*#0808# : Select or RMNET + DM + ADB and tap OK . LG ##3424# *#0808# : Select or RMNET + DM + ADB and tap OK
Many brands provide hidden dialer codes to quickly toggle USB modes. Open your phone's dialer and try the following: