- Jun 10, 2019
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Qualcomm Android 15 Hyper2 – Working DIAG Codes ( Tested & Confirmed )
Tested DIAG Codes
Here are the codes that are currently being used to enable DIAG mode:
- *#*#663368378#*#*
- *#*#68276278#*#*
- *#*#663364636#*#*
- *#*#73694364#*#*
- *#*#717#*#*
- *#*#686564#*#*
- *#*#24744625#*#*
Once the code is accepted:
- The Qualcomm DIAG port is turned on.
- You can connect your phone to a PC and open tools like QPST, QFIL, or EFS Explorer.
- This gives you access to NV items, modem settings, and in some cases, IMEI functions.
- FRP unlocks
- Modem backup/restore
- IMEI repair (on supported tools)
- Network config work
- Open the phone app (dialer)
- Type in one of the codes
- Nothing will pop up, but that’s normal
- Connect your phone via USB to your PC
- Launch your Qualcomm tool
- If it shows DIAG mode or COM port — you're in
Keep In Mind
- Some phones won’t respond — depends on the brand and software version.
- Always back up EFS or NV data before doing anything in DIAG mode.
- Don’t randomly write values — one wrong setting can cause signal/network loss.
- On some models, DIAG might disable again after reboot.
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