Twrp 3.3.1 

for UMIDigi F1 Play 

(64gb Rom, 6gb Ram)

Now is not possible to flash the recovery throught flashtool because there is a bootloader locked so we must go ahead with adb command.

1) download all the previous files;

2) in Android  Pro in "Settings System details" enter in about phone ot make visible the developer options click several times on about phone ….

3) in Setting System will be now shown the developer menu' enter and switch to visible OEM unlocking allow the bootloader to be unlocked.

4) in Setting System –> the developer menu' —>debug usb activated and connected the usb cable to the phone and the other side to the pc…

5) Now in windows pc run the commad cmd or open a ms-dos window and enter in the adb2 folder
(adb folder when you extraced the adb command and check with adb command);
Type: adb devices …..if the device is recognized type: adb reboot bootloader

6) SEEMS NOT RUN THIS STEP IN THIS DEVICE
(reboot the phone and with power menu' and volume + in the same time enter in booting menu'…….select fastboot mode.)

7) do not remove the usb cable…..now you entered in Fastboot menu…
write the command fastboot devices…and the phone connected with the usb cable must answer the command that is connected..

use the command
fastboot oem unlock
o
Fastboot flashing unlock
and wait checking the device screen…..

9) copy with windows command the recovery twrp.img in the adb folder and renamed it with recovery.img
to flash in the phone use this command : Fastboot flash flash recovery recovery.img
the process will start …and wait it…

10) make this command to reboot into recovery mode: fastboot reboot.
11) now take the buttons pushed with power menu' + volume + and select recovery mode….

12) in recovery mode will show probably russian language…skip the alert with the arrow back and enter in details menu' on the right top to change the language…