====== Root/TWRP  ======
(works on Sony Xperia M4 Aqua 26.1.A.3.111 and lower)

I. ROOT
  - Install lastest Flashtool.
  - Install adb-setup-1.4.3.exe on your computer.
  - On your phone go to Settings>Developer options>USB debugging and enable this option.
  - Connect your phone.
  - Extract rootkitXperia_E23xx_26.1.X.3.xxx.zip and run install.bat
  - Wait for end (phone will reboot), sometimes failed, at that time try more time.


II. TWRP Recovery

  - Extract M4Aqua-lockedTWRP-0.1-installer.zip
  - Connect your phone (USB Debugging and ADB must be enabled, like in ROOT ?).
  - Run install.bat
  - Wait for ADB/USB Debugging notification on your phone and click OK.
  - Wait for end.

How to boot TWRP

• Power on
• When LED light cyan, click (few times) volume-down button
• LED change magenta, and then TWRP start


Works

    Touch operation
    Mount some partition(system, data, cache, external SD, etc...)
    Backup and restore
    Install zip
    ADB access
    MTP transfer
    Various settings


Not works

    Reboot to Recovery
    /firmware mount(shown error, but no actual harm)

Thats all you have Root and TWRP Recovery