Lenovo Tab S8-50 Fix Boot Failed EFI Hard Drive recovery DroidBoot mode update Android 5.0.1 Lollio

Giải Pháp Android - Android Solution Vietnam unlock sim network - sell unlock code - unbrick - remove Google account FRP lock via Teamviewer update Android 5.0.1 Lenovo Tab S8-50LC S8-50L S8-50F support new apps : a little instruction recovery the tablet stuck bios screen : 1. Download repair_Bios.rar and unzip it to the root of any drive. 2. Run Phone Flash Tool - version 5.2.4 3. Browse - open the file from the archive -- flash.xml 4. Turn off the tablet 5. Hold 2 volume buttons and the power button. The tablet should go into Fastboot Starting... 6. Plug tablet to PC, Phone Flash Tool should detect it 7. Click Flash Since my tablet is S8-50F, after repair_Bios.rar in droidboot it was determined as S8-50LC. Don&worry, after a full flash everything will fall into place everywhere and will be determined correctly. During the firmware repair_Bios.rar long "does nothing". Do not worry, just wait. 8. The firmware should pass successfully, the tablet itself will boot in FASTBOOT MODE. 9. Use Downgrading procedure to get back to stock KK firmware. 10. Read all instructions carefully 11. Flash a manual roll back from LP 5.0 to KK 4.4. After 8th paragraph do not turn off Tablet, let it stay in Fastboot Mode until you figure out how to downgrade! Sources & Guide : link download file recovery bios : or after step 8 enter Recovery Mode install stock zip Android 4.4.2/5.0.1 via sdcard or adb