I do not have foreign income in 2018 and did not pay foreign taxes in 2018. I, however, do have credit carryover from prior years (2016 and 2017). Am I entitled to to take tax credit from prior years? How do I account for such carryover credit?

 

Deductions & credits

If there was no foreign income for TY2018, there is no foreign credit available. Your carryovers will be stored along with other necessary data for TY2019.