The Child Tax Credit and the Foreign Taxes Credit are not used as itemized deductions.
The total of all your itemized deductions, SALT capped at $10,000, Mortgage Interest, Charitable donations have to exceed the standard deduction for your filing status to have any tax benefit.
Look at Schedule A of your tax return. Click on Forms in the upper right of the desktop program screen. The Schedule A will be listed on the left side of the Forms mode screen.
