Where can I download Apple Hardware test ( Apple Diagnostics ) ?

yancyli wrote:

Where can I download Apple Hardware test ( Apple Diagnostics )

For MacBookPro16,2 Mac-5F*********A28

Use Apple Diagnostics to test your Mac

Use Apple Diagnostics to test your Mac - Apple Support

yancyli wrote:

canot solve my problem.

I try but get error code -3403D

In or out of warranty you can get a free over the counter 'Apple Service Diagnostics' test /assessment

Make an appointment for a "hardware issue"

Genius Bar Reservation and Apple Support Options - Apple

Outside the USA

https://locate.apple.com/country