Solved
Box 5 is checked and Box 6 says G in it.
Generally, yes.
The reason is that you received the use of the money years ago on the expectation that you would pay it back.
When the lender decided to discontinue collections, then the amount forgiven became taxable income to you.
Note that if you are insolvent on the date the loan was cancelled, then you can avoid being taxed on the cancelled debt. Go to Federal Taxes->Wages & Income->Less Common Income and click on "Miscellaneous Income, 1099-A, 1099-C" to do the interview on your 1099-C.
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