if your degree take longer than you should. Let say 4 years engineering and you take 5 years to complete or 6 years

If 5 years, most interview wont blink an eyes because it quite common for engineering student to extend a sem or two at most. If you fail and have to retake. Just tell the truth you didn't do well in that particular subject and have to retake. I noticed that hiring manager don't really bother the duration of your studies but more on how you present yourself. Just the curious one will ask but then quickly proceed to the next question.

We Asian prioritize faster because we want to finish anything or any task as soon as possible.

your qualification is more important than how long you take to complete that qualification. Keep that in mind

Many HR use automated system to filter out possible candidates

The curious ones will ask and i cant say for certain it wont affect your resume etc etc as i am not the hiring managers or recruiters nor the interviewer. What i am doing is giving you the general idea, not the specific details

University wont bother the detail on when you start your pre-u. The sad truth about education is as long you have the financial means, anything also can