🔧 Qualcomm Android 15 Hyper2 – Working DIAG Codes (Tested & Confirmed)If you're into mobile repair or even just someone who likes digging into Android internals, you’ll want to check these out. With the launch of Android 15 and newer Qualcomm Hyper2 chipsets, many traditional methods of enabling DIAG mode are either blocked or unreliable. But recently, a new set of dial codes has surfaced — and yes, they’re working on several devices.Qualcomm Android 15 Hyper2 – Working DIAG Codes📱 Tested DIAG Codes (Step 2)Here are the codes that are currently being used to enable DIAG mode:*#*#663368378#*#**#*#68276278#*#**#*#663364636#*#**#*#73694364#*#**#*#717#*#**#*#686564#*#**#*#24744625#*#*You just dial these like any normal number. Most don’t show a message or pop-up — but once entered, the DIAG port activates in the background.🛠️ What Happens When You Use These?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.It’s especially helpful for people doing:FRP unlocksModem backup/restoreIMEI repair (on supported tools)Network config work⚙️ How To Use (Real-World Steps)Open the phone app (dialer)Type in one of the codesNothing will pop up, but that’s normalConnect your phone via USB to your PCLaunch your Qualcomm tool (QPST, QFIL, etc.)If it shows DIAG mode or COM port — you're inNo root, no bootloader unlock, and most importantly — no test point or EDL required.🧠 Why This Is UsefulOn newer phones, EDL access is either blocked or locked behind authorized accounts. This method skips all of that and gives you access straight from the dialer. It’s quick, non-invasive, and safe when done right.We’ve tested these on multiple models and confirmed activation, especially on devices released in 2024 and 2025 with Snapdragon platforms.⚠️ Keep In MindSome 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.