The LG Q9 LMQ925L (aka LM-Q925L, Q925L) recently received the Android 9.0 Pie Update.
For those who do not want the Android 9.0 Pie OS on LG Q9 LMQ925L (LM-Q925L, Q925L) smartphone, You can download the LG Q9 Android 8.1 Oreo firmware from below links
Download Q925L10p LG Q9 LMQ925L Firmware – Android 8.1 OMR1
Device: LG Q9
Model: LMQ925L, LM-Q925L, Q925L
Region Suffix: LGT
Software version: Q925L10P
Android OS Version: Android 8.1 Oreo (OMR1)
Please notes that the above firmware is used for LG Q9 LMQ925L Model only.
The security patch level of the firmware builds Q925L10P is July 1, 2019.
So far, We do not know the Anti-rollback( Qfuse) Version of the Android 9.0 firmware for the LG Q9 LM925L.
If your phone is already with the Android 9.0 Pie, PLEASE do not try to downgrade the OS to Android 8.1 Oreo.