TWRP 3.1.0 is the standard for both models. Use the 4PDA Leagoo KIICAA Power thread to find the exact recovery.img for your revision (T591 vs. T592). Rooting Method:
: MIUI 9 mods, Viper OS, and HiOS have also been ported for this hardware. TWRP 3
Look for official versions such as LEAGOO_KIICAA POWER_OS3.0 Lite . Rooting Method: : MIUI 9 mods, Viper OS,
When TWRP loads, it may ask to "Keep System Read Only" or "Modify System." Swipe to allow modifications to prepare for Root. there are (LineageOS
Reviews of custom ROMs on similar Mediatek-based "Chinaphones" often note improved fluidity and the removal of "bloatware" found in stock firmware. However, support for MediaTek devices can be "hard" due to driver complexities. Rooting & TWRP
Due to Leagoo’s poor developer support, there are (LineageOS, Pixel Experience, etc.) for T591/T592. However, because the device runs Android 7+ and has a 64-bit MT6737, Project Treble GSI ROMs may work if the vendor partition supports it.