Enter Diag Mode Spd -

: With the device powered off, you connect it to the PC via a USB cable. Often, this is done without holding any buttons , allowing the software to catch the device as it powers up and force it into the diagnostic state.

Select the or "Read Info" option in the software. enter diag mode spd

:If the device is powered on and has USB Debugging enabled, you can use the following commands in an ADB terminal: adb shell su setprop sys.usb.config diag,adb Use code with caution. Copied to clipboard : With the device powered off, you connect

Reading or writing Non-Volatile (NV) RAM data. :If the device is powered on and has

The PC should detect the device in Diag mode temporarily or permanently for service. : Specialized hardware like the NCK Pro Box Go to product viewer dialog for this item.

Launch your service software (e.g., Unisoc Download Tool or a third-party repair tool). Connect the device to your PC via USB without holding any buttons

After the repairs are done, exiting Diag Mode is usually as simple as a long press on the power button to force a reboot or sending an "MTP" command via ADB to switch the device back to its standard file-transfer state.