This blog will totally make you clear:
What’s the difference KTAG V7.020 vs. KTAG 7.003 vs. KTAG 6.070? Which ECU types are newly supported?

Check below KTAG FW 7.020 Ksuite V2.23 screenshots!

In general, KTAG Firmware 7.020 add more than 100 ECU protocols newly supported.

Some screenshots of KTAG FW 7.020 Ksuite V2.23 new ECU protocols:
BDM 68K (CAT ADEM III, etc)

BDM HC12 (Continental Siemens VDO, etc)

BDM HC16 (DENSO 21175, etc)

BDM MPC5XX (BOSCH EDC16/16+, BOSCH EDC7, BOSCH ME9/9+, etc )

BOOTLOADER M32R (DENSO 21175, etc)

BOOTLOADER MITSUBISHI (MITSUBISHI 21175, MITSUBISHI E6T, MITSUBISHI E2T, etc)

BOOTLOADER ST10FXXX (BOSCH M7.4.4, BOSCH M7.9.7, BOSCH ME7.1.1, BOSCH ME7.4.4, BOSCH ME7.4.5, BOSCH ME7.9.10, etc)

BOOTLOADER TRICORE (BOSCH EDC17, BOSCH ME17, CONTINENTAL SID208, SIEMENS EMS2204, SIEMENS EMS3110, etc)

JTAG MPC5XXX (CONTINENTAL CM2150E, MARELLI 8DF, DELPHI DCM3.5, etc)

JTAG RENESAS (DELPHI DCM3.4, DELPHI DCM3.7, DENSO 32920, DENSO RA6, HITACHI A56, HITACHI MEC, etc)

NBD NEC 76F00XX (DENSO 175822 TOYOTA, DENSO 275036 TOYOTA, etc)

And ECU Scanners KTAG Firmware 7.020 PCB Board for checking: