Typically used for generic "OTT" branded Android boxes or specific models like the MXQ Pro or Rockchip-based TV boxes that saw updates in 2022.
It is primarily used to fix software bugs, update the Android version, or restore a "bricked" (non-functional) device. Download Ott Cst 2022 zip
Most users require the Rockchip Batch Tool or the Amlogic USB Burning Tool to install the contents of the zip via a PC. Typically used for generic "OTT" branded Android boxes