[TEKKIT SKIN BUG]

im having problems with tekkit classic skin bugs. see with optifine it only remembers the old char file with minecraft but due to the new minecraft skin update the char file is not supported with the new skin. i already knew that it was optifine but i need help removing optifine

[Problems with inventory & skins]

it happen to me its optifine for the skin bug but no other problems for me but im trying to uninstal optifine