Why update? Bosch releases new calibration IDs and bug fixes regularly. Outdated sync software may fail to recognize newer Bajaj models (e.g., Pulsar N250, Dominar 400 BS6).
Yes, most sync tools work for Maruti, Tata, Mahindra, and international brands (VW, BMW) – but select the correct vehicle profile. bosch bajaj hex file sync software download upd
Don’t forget that your hardware (VCI or diagnostic cable) also needs updates: Why update