Import dataset

How to import data with unsupported data types (time)in quicksight?

If you have already uploaded dataset with this data type you can click on it in Datasets, then edit dataset. After that find field that contains your data in fields on the left side, click three dots of this field, change data type and edit date format. I hope it is that what you are looking for

Columns which are having data type as time, they are getting skipped while import. Need solution for that.

Could you please show those columns?
Also did you try this? Using unsupported or custom dates - Amazon QuickSight