If you're an employee you should enter your expenses under Deductions & Credits >>> Job Expenses. If you're self-employed or receive income on a 1099-misc box 7, then you should enter your expenses under Self-employed income & expenses, which you'll find under Federal Taxes >>> Wages & Income >>> Self-employment. **If you don't have the Federal Taxes tab, then you'll find this under the Business tab.
You can preview your form 1040 at any time by following the steps below. https://ttlc.intuit.com/replies/3302322
You can view all of the forms, including schedule A itemized deductions (where job expenses will show) and schedule C (where self-employed income and expenses are reported), after you pay for the software in Step #1 under the File tab. Then, you'll print all of your forms, before filing, by following the below steps: https://ttlc.intuit.com/replies/3338601
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