Allows advanced users to select and flash individual partitions (such as the bootloader, modem, or system partition) rather than rewriting the entire storage drive. Key Requirements Checklist
Click on the section at the bottom and click the browse (...) button to load your downloaded .kdz or .tot ROM file. Select your preferred flashing process option: Flashing Option Best Used For UPGRADE Keeps user data and settings completely intact. Routine Android version updates. REFURBISH / CSE
Open the software. It should auto-detect your connected phone, assigning it a specific communication COM Port. If it displays an "Unknown Device" error, your DLL configuration or USB driver installation is incomplete. Step 3: Select Your Flashing Mode
The you are trying to fix (e.g., bootloop, upgrading, downgrading). Any specific error messages you have encountered so far. Share public link lg rom up 1.1
Wipes user data and installs the new firmware, equivalent to a clean factory install.
Install the LG USB drivers, then the patched LGUP tool.
LG Smart TVs run on webOS. "ROM Up" could be a shorthand system log entry indicating an update to the internal storage. Version 1.1 suggests a specific, older, or specific hardware driver version. Allows advanced users to select and flash individual
Completely wiping and reinstalling software to fix stability issues. Key Features of LGUP
Click the file browse button on the right margin of the interface. Navigate your computer storage to locate the downloaded .KDZ firmware file matching your device. Select it to load the image into the installer's active memory slot. Step 5: Execute and Wait
| Mode | Use Case | Risk | |------|----------|------| | (Recommended) | Upgrade/downgrade without wiping user data. | Low – but may cause bootloops if major version changes. | | Chip Erase | Full clean install (wipes everything, including EFS/IMEI if corrupted). | High – only for dead bricks. | | Partition DL | Flash individual partitions (boot, system, modem, etc.). | Advanced – for custom recovery or partial repairs. | Routine Android version updates
: Wipes away corrupt system fragments or bad caches. Prerequisites Before Flashing
Have you noticed a speed boost after updating? Let us know your experience in the comments! 👇
If you need help resolving a specific error or finding the correct firmware, please share: How to use LGUP (GUI) to flash firmware to LG Android