Crucial Warning: Always confirm your exact tablet model number (TB-8704F, TB-8704X, or TB-8704V) before initiating a flash. The Wi-Fi model lacks cellular baseband hardware, and cross-flashing cellular firmware onto a Wi-Fi unit causes NVRAM corruptions, invalid Wi-Fi/Bluetooth addresses, or boot loops.
Download Firmware for Lenovo Tab 4 8 Plus (TB-8704 Series)
TB-8704F (ROW (Rest of World, Wi-Fi)) Final official Oreo software release for the Wi-Fi model (TB-8704F).
Not sure this is the right one for you? The full list below covers every build.
Official Android 8.1 Oreo release for the Wi-Fi-only variant. Do not flash on LTE models.
↓ DownloadCompatibility & Bootloader Notes
QFIL stock firmware packages communicate directly with raw eMMC storage partitions over Qualcomm Emergency Download (EDL 9008) mode and do not require an unlocked bootloader. Unlocking is only necessary if executing manual fastboot commands.
Preparation checklist for Lenovo Tab 4 8 Plus (TB-8704 Series)
- Verify model number in Settings > About Tablet or on the bottom rear back cover.
- Install Qualcomm HS-USB QDLoader 9008 drivers on a 64-bit Windows PC.
- Download and extract QPST / QFIL on your computer.
- Ensure tablet battery holds at least 30% charge.
- Power off completely, then hold Volume Up + Volume Down while plugging in USB cable to trigger EDL 9008 mode.
How to Flash Lenovo Tab 4 8 Plus (TB-8704 Series)
Qualcomm Flash Image Loader (QFIL) via EDL 9008
QFIL works the same way across thousands of devices from many brands, so the full walkthrough lives on FlashGuideHub. What is specific to Lenovo Tab 4 8 Plus (TB-8704 Series) is below.
- The Snapdragon 625 (MSM8953) platform uses Flat Build firmware containing prog_emmc_firehose_8953.mbn (or .elf), rawprogram0.xml, and patch0.xml.
- Boot into Qualcomm EDL 9008 mode by powering off completely, holding Volume Up + Volume Down, and connecting the USB Type-C cable to your PC.
- See FlashGuideHub's QFIL guide for the full step-by-step walkthrough.
Frequently Asked Questions
Inspect the rear laser engraving on the bottom casing or go to Settings > About Tablet > Model Number. TB-8704F denotes Wi-Fi only, TB-8704X denotes Global LTE, and TB-8704V is the carrier build for Verizon.
Turn off the tablet completely. Hold Volume Up and Volume Down together while plugging in the USB Type-C cable connected to your PC. Windows Device Manager will register "Qualcomm HS-USB QDLoader 9008" under Ports (COM & LPT).
No. QFIL communicates directly with the Qualcomm Primary Bootloader (PBL) over Emergency Download mode, bypassing bootloader lock status.