For low-end Canons, a replacement is often cheaper than repair. The environment loses, but your wallet wins.
A: Yes, it supports TS9020, TS8020, and some TS6000 models. However, newer TS8300 series may require V5206 or V5300. canon service tool v5204 upd download
If you download a corrupted or mismatched version (e.g., V5204 for a printer that requires V5206), you can permanently disable the EEPROM. Your printer will not even power on properly, and no amount of resetting will fix it. For low-end Canons, a replacement is often cheaper