: Always use a tool like SP Flash Tool or a built-in recovery menu to back up your current firmware.
The kernel should reinitialize the chip with the new config. gt9xx 1085x600 repack verified
There are many "GT9xx" variants (GT911, GT927, GT928). If the repack doesn't match your specific sub-version, the touch might remain inverted or fail entirely. : Always use a tool like SP Flash