Do not skip this section. Installing TWRP on an itel device (especially Unisoc-based) is riskier than on a Qualcomm device.
Search on Telegram for "Itel Vision 1 Pro Updates" or "Itel L6005" groups. XDA Developers does not have a dedicated forum for this device. twrp itel vision 1 pro
allows you to flash custom ROMs, create full system backups, and gain root access. Because this device uses a Spreadtrum (SPD) chipset, official TWRP support is often unavailable, and you may need to use a ported version. Do not skip this section