Hero Motocorp — Xpulse abs issue and head noise

Address:

thirumulaivoyal ambattur chennai

Sir i had bought my xpulse in jan 2020.. i found issue in my abs and i arrived srivari automobiles service center thirumulaivoyal, they said that the abs will work like this only and they convinced me, and once again i approached them they told that they will change the abs unit, , they changed the unit said by them and told that it will arrest after certain kilometers of running. but till now it havent been arrested

Iam having a doubt that whether they changed the unit or not ..since any proof for changing the unit is given to me..so please help me out to arrest the issue
And now my engine head is providing some noise while starting the engine... please help me in this issue also