Yes you should enter everything in. Turbo Tax starts out by giving you the Standard Deduction automatically. Then if you enter more Itemized Deductions it will switch you. But if you know for sure you dont have enough to Itemize you really don’t have to enter them.
For 2017 the standard deduction amounts are:
Single 6,350 + 1,550 for 65 and over
HOH 9,350 + 1,550 for 65 and over
Joint 12,700 + 1,250 for each 65 and over
Married filing Separate 6,350 + 1,550 for 65 and over
