Lenovo Tab 4 8'(inch)

Submitted by Admin on May 3, 2019, 4:57 am PDT 714
Specifications and info
Device 
Lenovo Tab 4
Model 
TB-8704F
Also known as 
Lenovo Tab 4 A8 Plus
Release date 
September, 2017
Hardware
Chipset 
Qualcomm APQ8017 (Wi-Fi only) / MSM8917 Snapdragon 425 (28 nm)
CPU processor 
Quad-core 1.4 GHz Cortex-A53
RAM memory 
2 GB RAM

The android tablet, announced Feb 2017. Features 8.0″ IPS LCD display, Snapdragon 425 (28 nm), microSD up to 128 GB, internal memory 16/32 GB.

Driver installation

1. Download utilities and drivers QPST.
2. Install "vcredist_x86.exe". File is enclosed in a kit QPST.
3. Install a "flasher" - "QPST.XX.msi".
4. Install drivers for Qualcomm chips. It is desirable to disable at moment the Internet. Windows sometimes sets "RELINK HS-USB QDLoader...". We need to remove them, click on the driver to open a context menu and click on "Delete", tick a box to Delete the driver software for this device.
5. Fully flash off Tab.
6. Hold down Volume Up key or Volume Up & Down simultaneously and while holding down plug in USB cord that is already plugged into USB port of your PC.
7. In a "device Manager" you should see "Qualcomm Lenovo HS-USB QDLoader 9008".

P.S. You may need to disable the signature in Win 10 (google it).

The flashing process

1. Unzip firmware on any drive, preferably in the root and by shortest route.
2. Run the program "QFIL".
3. In "patch Programmer" click on a button "Browse", in opened window go to a folder with firmware, choose file "prog_emmc_firehose_89XX.mbn", click "Open".
4. Click button "Load XML...", select – "rawprogram0.xml" click "Open", then "patch0.xml" - to open it.
5. Open "task Manager". Make sure that the program QFIL defines Lenovo Qualcomm HS-USB QDLoader 9008.
6. Click "Download" and wait for the end of process. The device should reboot upon successful and boot into Android OS.

It is recommended to change REGION CODE after flashing.

any part of file name
OS Info File name Size Download MD5 hash
Drivers.zip 29.56 MB Download 4ef780b5a6df67587263d44581cab1ef
QFIL_Tool_2.0.1.1.zip 3.2 MB Download 9ebda40924e172d57632861efbe1bb5b
Android Nougat Lenovo Tab4 8' Plus LTE (4G) --- TB-8704X_S000026_170707_ROW_QFIL.zip 2.4 GB Download 232661590ea6dc192fa947d1ff282e8b
Android 7.1.1 Wi-Fi Euro version (only) Lenovo Tab4 8' Plus Wi-Fi --- TB-8704F_S000024_170706_ROW_QFIL.zip 2.35 GB Download 4298013502130deefc6239db4b0f7425
Android Nougat Lenovo Tab4 8' Plus LTE -TB-8704X_S000026_170707_ROW_TO_TB-8704X_S000029_170901_ROW_WC365F15E3.zip 451.11 MB Download edb8eb432fba4065b58b740b7d937d61
Android Nougat Lenovo Tab4 8' Plus LTE -TB-8704X_S000029_170901_ROW_TO_TB-8704X_S000031_170915_ROW_WC73381E1F.zip 541.4 MB Download 2d2dd2b2f46fb884a38280c92be47508