Can I enter my 1042-S form?

[LinaJ2018]

You are considered a resident.  For Form 1042-S code 19 is for the compensation from teaching. Here are the steps (online):

• Sign into your account, select Take me to my return
• To the right upper corner, in the search box, type in "other reportable income" and Enter
• Select Jump to other reportable income
• Next screen, Other Wages Received, select Yes to continue
• Follow prompts
• Next screen, Any Other Earned Income, select Yes
• Next screen, Enter Source of Other income, 

[pitrasnea]

First I tried to file the taxes with Sprintax but they say I am considered a US resident for tax purpose because I have a long stay here.

[LinaJ2018]

If you first enter the US with a F-1 visa in 2016, you are considered as a nonresident for five years 2016-2020.