[Android General] rbt07:
Unfortunately we do not have a Hybrid ROM installer from TWRP.

But if you already have Hybrid ROM installed without TWRP, you can install twrp itself as follows:

ROM Teclast T30 TWRP | [Official] add the 12/24/2020 on Needrom

TWRP 3.3.1 for Teclast T30 (all versions)

Instalation istructions:

a) Unlock Bootloader

- To make the item "For developers" available on the tablet, in Settings / System / Advanced / Tablet information you need to click on the Build number 8 times

- A new "Developer menu" item will now appear in Settings / System / Advanced, turn on the "unblock OEM" item here

- In the task manager on the PC, check that there is an ADB device

- Turn off the tablet

- Hold down the Vol+ and Power buttons together, until the tablet starts

- Then use the Vol+ key to select the second Fastboot item and press the Vol- key to select it

- Connect the tablet to the PC via USB, in the PC to hear the sound of the connection

- Unzip platform-tools_r30.0.4-windows.zip to drive "C:\platform-tools" on your PC

- On your computer, click Start / Run, enter command "cmd", click OK, will appears black command window

- In the command window go to Platform-tools folder by command:

cd c:\platform-tools

- In the command window, enter:

C: platform-tools> fastboot devices

0123456789ABCDEF fastboot

- numbers may vary.

- If all is well, enter the unlock command:

fastboot flashing unlock

- You will be asked on the tablet whether or not you want to unlock the Bootloader by pressing Vol+ confirm it

- As soon as you confirm the action, what you see on the tablet, it will be unlocked

Next, enter the command:

fastboot reboot

- The tablet will restart (ALL your data will be deleted) and the tablet will return to its original state

- tablet will start initially setup

b) Install TWRP

- Upload the files DisableForceEncryption_Treble.zip and orange_state_disabler_v0.3.zip to the SD card

- Turn off the tablet

- Hold down the Vol+ and Power buttons together, until the tablet starts

- Then use the Vol+ key to select the second Fastboot item and press the Vol- key to select it

- Connect the tablet to the PC via USB, in the PC to hear the sound of the connection

- On your computer, open drive C and locate the Platform Tools folder

- Coply file "TWRP-3.3.1_Teclast_T30_.img" to Platform Tools folder

- In the black command window, enter (Flash TWRP via fastboot commands):

fastboot devices

fastboot flash recovery TWRP-3.3.1_Teclast_T30.img

fastboot reboot

- tablet will restart immediatelly after enter last commnad "fastboot reboot"

- IMMEDIATELY press Vol+ and Power buttons to go to TWRP to bypass go to the System, otherwise TWRP will be replaced by the original recovery

- on tablet will appears menu, where by Vol+ choose "Recovery", enter it by Vol-

Now you are in TWRP

- connect mouse to tablet to control TWRP (touch do not work)

- When prompted for a password, answer Cancel

- Click on Wipe, then Format Data, enter "yes"

- Now click Back 3 times

- Click Reboot / Recovery

- Click Install, file DisableForceEncryption_Treble.zip

- Click Add more Zips, file orange_state_disabler_v0.3.zip

- Click Swipe to confim Flash

- Click Reboot to system

- Finish!

Note:

Unfortunately, the touch does not work in TWRP, so a mouse and USB adapter must be used to control the TWRP.