What version are you in? You need to use Online Premium to enter captial gains. Did you get a 1099B for the capital gains?
Enter a 1099 B under
Federal Taxes on left or Personal (Home & Business)
Wages & Income
Then scroll down to Investment Income
Then Stocks, Cryptocurrency, Mutual Funds, Bonds, Other (1099-B) - click Start
Then click +Add Investments at the bottom
