Sounds rare

My robot started to make a sound very rare, I check the parts,  but is a lot of noise. I don't know what to do.

Hi there, we sincerely apologize for the abnormal noise troubling you. You can reach our customer service in two ways: either send an email to support.na@dreame.tech, or tap the headphone icon on the top right of the APP homepage to access our live chat for professional troubleshooting and assistance.