All-in-one-enable-diag-reset-tool-for-samsung-lg-htc-huawei-qualcomm-my-blog

Many brands provide hidden dialer codes to quickly toggle USB modes. Open your phone's dialer and try the following:

##3424# then select or use a service tool like XTC 2 Clip. 💻 Method 2: ADB Commands (Root Required) Many brands provide hidden dialer codes to quickly

*#7284# : (Older models) Select for USB and DM+MODEM+ADB . *#9090# : Select DM/DUM over HS-USB . LG ##3424# Many brands provide hidden dialer codes to quickly

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) Many brands provide hidden dialer codes to quickly

*#0808# : Select or RMNET + DM + ADB and tap OK .