How is a TFT array made?
They look something like this:

Source: https://www.researchgate.net/figure/Cross-section-of-the-gate-line-terminal-in-the-TFT-EPD_fig3_277783771
TFT's are based on a completely different circuit/construction than OLED's.
For one the LED circuits look something like this:

Source: https://www.semanticscholar.org/paper/Design-of-Organic-TFT-Pixel-Electrode-Circuit-for-Shin-Hwang/ec3b99525caeeee92887e4dcae8731377d37ddb2/figure/5
TFT's look like this:

Source: https://commons.wikimedia.org/wiki/File:Color_TFT-LCD_Cells-Schematic.png