Issue with filters

I have two fields both with string names one is IDnumber and second is emailids.
Why is it that only one filter appears as category filter while other don't using simple question.

Hi @Bhaumik1

Post "Diagnostic Info" from Admin > Troubleshooting.

Check the Field Type in Admin > Data Model:
https://www.metabase.com/docs/latest/administration-guide/03-metadata-editing.html#picking-the-filter-user-interface-for-a-column