To help me give you more relevant advice, could you clarify:
90% of flashing failures are caused by improper USB driver installation. Always use a rear USB port on a desktop PC for a stable connection.
: Essential for your PC to detect the P970 in download mode.
Select the Custom ROM zip file and confirm the installation. firmware+change+update+on+lg+p970+optimus+black
Note: Since LG shut down many update servers in 2025, FOTA (Firmware Over-the-Air) may no longer connect. 2. Manual Update using KDZ Files (Official Stock)
By following this guide, you'll be able to update your firmware and enjoy the latest features, security patches, and performance enhancements on your LG P970 Optimus Black.
Remove the battery for 5 seconds, then reinsert it (do not turn the phone on). Press and hold the button. To help me give you more relevant advice,
Before updating your firmware, make sure to:
Here are some known firmware versions for reference:
If you have a specific custom ROM in mind or need the step-by-step flashing guide, let me know. Select the Custom ROM zip file and confirm the installation
Select reboot system now . The first boot can take up to 10 minutes. Critical Safety Tips
: Release the button when the screen displays "S/W Upgrade". Step 3: Flash the Firmware
PCCL ©