Crucial Warning: Never flash TB-8703X LTE firmware onto a TB-8703F Wi-Fi tablet. The partition layout for cellular models contains baseband images that the Wi-Fi hardware cannot execute, leading to boot loops.
Download Firmware for Lenovo Tab 3 8 Plus
TB-8703F (Wi-Fi) (ROW (Global / Wi-Fi)) Latest verified official maintenance update for the Wi-Fi only TB-8703F. Best choice for restoring factory stability and unbricking.
Not sure this is the right one for you? The full list below covers every build.
Final official maintenance release for the Wi-Fi model TB-8703F.
↓ DownloadCompatibility & Bootloader Notes
Flashing via QFIL writes partition images directly in Qualcomm EDL 9008 mode. Unlocking the bootloader is not required for emergency XML restore.
Preparation checklist for Lenovo Tab 3 8 Plus
- Check whether your tablet model is TB-8703F or TB-8703X on the back cover sticker.
- Install Qualcomm HS-USB QDLoader 9008 drivers on your Windows computer.
- Make sure the battery has at least 40% charge before flashing.
- Use a reliable microUSB cable.
- Back up any accessible personal files before proceeding.
Flashing Instructions
Step-by-step flashing instructions for Lenovo Tab 3 8 Plus are on FlashGuideHub's QFIL guide.
Frequently Asked Questions
Choose S000035 if your tablet is the Wi-Fi only version (TB-8703F). Choose S000037 only if your tablet has a SIM card tray and supports 4G LTE mobile data (TB-8703X).
Yes, older builds are fully functional. However, the S000035 build contains the latest factory security patches, Wi-Fi performance enhancements, and system stability fixes released by Lenovo for the TB-8703F.
The tablet will boot, but the cellular modem will not be recognized because the Wi-Fi package does not write cellular baseband files. The tablet will behave as a Wi-Fi only device until you re-flash the TB-8703X package.