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Enter the interest you paid for your student loan by going to Federal>Deductions and Credits>Education>Student Loan Interest Paid in 2019 (Form 1098E)
Donations: Federal>Deductions and Credits>Charitable Donations>Donations to Charity in 2019
Note: Donations are an itemized deduction. Unless you have enough other "big ticket" itemized deductions like mortgage interest, property tax , etc. to exceed your standard deduction, donations will have no effect.